Home / 10,913.52-16,373.92-4,670.88

Finding the Fourth Proportional to 10,913.52, 16,373.92 and 4,670.88

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Solution

The fourth proportional to 10,913.52, 16,373.92 and 4,670.88 is: 7,007.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,913.52 : 16,373.92 = 4,670.88 : x
  2. Step 2: Convert to fraction form
    10,913.52/16,373.92 = 4,670.88/x
  3. Step 3: Cross multiply
    10,913.52x = 16,373.92 × 4,670.88
  4. Step 4: Simplify right side
    10,913.52x = 76,480,615.45
  5. Step 5: Solve for x
    x = 76,480,615.45/10,913.52
  6. Step 6: Final answer
    x = 7,007.88

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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.