Home / 7,037.28-10,555.92-4,578.12

Finding the Fourth Proportional to 7,037.28, 10,555.92 and 4,578.12

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Solution

The fourth proportional to 7,037.28, 10,555.92 and 4,578.12 is: 6,867.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.28 : 10,555.92 = 4,578.12 : x
  2. Step 2: Convert to fraction form
    7,037.28/10,555.92 = 4,578.12/x
  3. Step 3: Cross multiply
    7,037.28x = 10,555.92 × 4,578.12
  4. Step 4: Simplify right side
    7,037.28x = 48,326,268.47
  5. Step 5: Solve for x
    x = 48,326,268.47/7,037.28
  6. Step 6: Final answer
    x = 6,867.18

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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.