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Finding the Fourth Proportional to 10,244.70, 15,367.05 and 6,551.10

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Solution

The fourth proportional to 10,244.70, 15,367.05 and 6,551.10 is: 9,826.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,244.70 : 15,367.05 = 6,551.10 : x
  2. Step 2: Convert to fraction form
    10,244.70/15,367.05 = 6,551.10/x
  3. Step 3: Cross multiply
    10,244.70x = 15,367.05 × 6,551.10
  4. Step 4: Simplify right side
    10,244.70x = 100,671,081.26
  5. Step 5: Solve for x
    x = 100,671,081.26/10,244.70
  6. Step 6: Final answer
    x = 9,826.65

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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.