Home / 10,927.25-16,390.92-4,001.75

Finding the Fourth Proportional to 10,927.25, 16,390.92 and 4,001.75

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Solution

The fourth proportional to 10,927.25, 16,390.92 and 4,001.75 is: 6,002.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.25 : 16,390.92 = 4,001.75 : x
  2. Step 2: Convert to fraction form
    10,927.25/16,390.92 = 4,001.75/x
  3. Step 3: Cross multiply
    10,927.25x = 16,390.92 × 4,001.75
  4. Step 4: Simplify right side
    10,927.25x = 65,592,364.11
  5. Step 5: Solve for x
    x = 65,592,364.11/10,927.25
  6. Step 6: Final answer
    x = 6,002.64

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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.