Home / 10,037.76-13,851.65-5,500.43

Finding the Fourth Proportional to 10,037.76, 13,851.65 and 5,500.43

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Solution

The fourth proportional to 10,037.76, 13,851.65 and 5,500.43 is: 7,590.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,037.76 : 13,851.65 = 5,500.43 : x
  2. Step 2: Convert to fraction form
    10,037.76/13,851.65 = 5,500.43/x
  3. Step 3: Cross multiply
    10,037.76x = 13,851.65 × 5,500.43
  4. Step 4: Simplify right side
    10,037.76x = 76,189,934.45
  5. Step 5: Solve for x
    x = 76,189,934.45/10,037.76
  6. Step 6: Final answer
    x = 7,590.33

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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.