Home / 7,383.50-10,187.07-4,551.34

Finding the Fourth Proportional to 7,383.50, 10,187.07 and 4,551.34

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Solution

The fourth proportional to 7,383.50, 10,187.07 and 4,551.34 is: 6,279.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383.50 : 10,187.07 = 4,551.34 : x
  2. Step 2: Convert to fraction form
    7,383.50/10,187.07 = 4,551.34/x
  3. Step 3: Cross multiply
    7,383.50x = 10,187.07 × 4,551.34
  4. Step 4: Simplify right side
    7,383.50x = 46,364,795.74
  5. Step 5: Solve for x
    x = 46,364,795.74/7,383.50
  6. Step 6: Final answer
    x = 6,279.51

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.