Home / 10,925.04-16,385.95-5,376.90

Finding the Fourth Proportional to 10,925.04, 16,385.95 and 5,376.90

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Solution

The fourth proportional to 10,925.04, 16,385.95 and 5,376.90 is: 8,064.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925.04 : 16,385.95 = 5,376.90 : x
  2. Step 2: Convert to fraction form
    10,925.04/16,385.95 = 5,376.90/x
  3. Step 3: Cross multiply
    10,925.04x = 16,385.95 × 5,376.90
  4. Step 4: Simplify right side
    10,925.04x = 88,105,614.56
  5. Step 5: Solve for x
    x = 88,105,614.56/10,925.04
  6. Step 6: Final answer
    x = 8,064.56

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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.