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Finding the Fourth Proportional to 11,048.70, 16,573.05 and 6,383.10

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Solution

The fourth proportional to 11,048.70, 16,573.05 and 6,383.10 is: 9,574.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,048.70 : 16,573.05 = 6,383.10 : x
  2. Step 2: Convert to fraction form
    11,048.70/16,573.05 = 6,383.10/x
  3. Step 3: Cross multiply
    11,048.70x = 16,573.05 × 6,383.10
  4. Step 4: Simplify right side
    11,048.70x = 105,787,435.46
  5. Step 5: Solve for x
    x = 105,787,435.46/11,048.70
  6. Step 6: Final answer
    x = 9,574.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.