Home / 10,701.90-16,050.42-5,151.78

Finding the Fourth Proportional to 10,701.90, 16,050.42 and 5,151.78

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Solution

The fourth proportional to 10,701.90, 16,050.42 and 5,151.78 is: 7,726.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,701.90 : 16,050.42 = 5,151.78 : x
  2. Step 2: Convert to fraction form
    10,701.90/16,050.42 = 5,151.78/x
  3. Step 3: Cross multiply
    10,701.90x = 16,050.42 × 5,151.78
  4. Step 4: Simplify right side
    10,701.90x = 82,688,232.75
  5. Step 5: Solve for x
    x = 82,688,232.75/10,701.90
  6. Step 6: Final answer
    x = 7,726.50

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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.