Home / 10,353.28-14,291.52-6,376

Finding the Fourth Proportional to 10,353.28, 14,291.52 and 6,376

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Solution

The fourth proportional to 10,353.28, 14,291.52 and 6,376 is: 8,801.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,353.28 : 14,291.52 = 6,376 : x
  2. Step 2: Convert to fraction form
    10,353.28/14,291.52 = 6,376/x
  3. Step 3: Cross multiply
    10,353.28x = 14,291.52 × 6,376
  4. Step 4: Simplify right side
    10,353.28x = 91,122,731.52
  5. Step 5: Solve for x
    x = 91,122,731.52/10,353.28
  6. Step 6: Final answer
    x = 8,801.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.