Home / 10,037.48-15,061.36-4,778.44

Finding the Fourth Proportional to 10,037.48, 15,061.36 and 4,778.44

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Solution

The fourth proportional to 10,037.48, 15,061.36 and 4,778.44 is: 7,170.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,037.48 : 15,061.36 = 4,778.44 : x
  2. Step 2: Convert to fraction form
    10,037.48/15,061.36 = 4,778.44/x
  3. Step 3: Cross multiply
    10,037.48x = 15,061.36 × 4,778.44
  4. Step 4: Simplify right side
    10,037.48x = 71,969,805.08
  5. Step 5: Solve for x
    x = 71,969,805.08/10,037.48
  6. Step 6: Final answer
    x = 7,170.11

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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.