Home / 10,925.07-16,387.53-3,133.90

Finding the Fourth Proportional to 10,925.07, 16,387.53 and 3,133.90

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Solution

The fourth proportional to 10,925.07, 16,387.53 and 3,133.90 is: 4,700.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925.07 : 16,387.53 = 3,133.90 : x
  2. Step 2: Convert to fraction form
    10,925.07/16,387.53 = 3,133.90/x
  3. Step 3: Cross multiply
    10,925.07x = 16,387.53 × 3,133.90
  4. Step 4: Simplify right side
    10,925.07x = 51,356,880.27
  5. Step 5: Solve for x
    x = 51,356,880.27/10,925.07
  6. Step 6: Final answer
    x = 4,700.83

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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.