Home / 10,751.46-16,130.98-3,357.78

Finding the Fourth Proportional to 10,751.46, 16,130.98 and 3,357.78

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Solution

The fourth proportional to 10,751.46, 16,130.98 and 3,357.78 is: 5,037.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,751.46 : 16,130.98 = 3,357.78 : x
  2. Step 2: Convert to fraction form
    10,751.46/16,130.98 = 3,357.78/x
  3. Step 3: Cross multiply
    10,751.46x = 16,130.98 × 3,357.78
  4. Step 4: Simplify right side
    10,751.46x = 54,164,282.02
  5. Step 5: Solve for x
    x = 54,164,282.02/10,751.46
  6. Step 6: Final answer
    x = 5,037.85

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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.