Home / 10,310.58-15,443.91-5,037.48

Finding the Fourth Proportional to 10,310.58, 15,443.91 and 5,037.48

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Solution

The fourth proportional to 10,310.58, 15,443.91 and 5,037.48 is: 7,545.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,310.58 : 15,443.91 = 5,037.48 : x
  2. Step 2: Convert to fraction form
    10,310.58/15,443.91 = 5,037.48/x
  3. Step 3: Cross multiply
    10,310.58x = 15,443.91 × 5,037.48
  4. Step 4: Simplify right side
    10,310.58x = 77,798,387.75
  5. Step 5: Solve for x
    x = 77,798,387.75/10,310.58
  6. Step 6: Final answer
    x = 7,545.49

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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.