Home / 11,342.84-15,654.08-6,306.92

Finding the Fourth Proportional to 11,342.84, 15,654.08 and 6,306.92

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Solution

The fourth proportional to 11,342.84, 15,654.08 and 6,306.92 is: 8,704.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,342.84 : 15,654.08 = 6,306.92 : x
  2. Step 2: Convert to fraction form
    11,342.84/15,654.08 = 6,306.92/x
  3. Step 3: Cross multiply
    11,342.84x = 15,654.08 × 6,306.92
  4. Step 4: Simplify right side
    11,342.84x = 98,728,920.43
  5. Step 5: Solve for x
    x = 98,728,920.43/11,342.84
  6. Step 6: Final answer
    x = 8,704.08

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1.5x scale

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.