Home / 9,103.28-13,654.92-6,511.28

Finding the Fourth Proportional to 9,103.28, 13,654.92 and 6,511.28

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Solution

The fourth proportional to 9,103.28, 13,654.92 and 6,511.28 is: 9,766.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,103.28 : 13,654.92 = 6,511.28 : x
  2. Step 2: Convert to fraction form
    9,103.28/13,654.92 = 6,511.28/x
  3. Step 3: Cross multiply
    9,103.28x = 13,654.92 × 6,511.28
  4. Step 4: Simplify right side
    9,103.28x = 88,911,007.50
  5. Step 5: Solve for x
    x = 88,911,007.50/9,103.28
  6. Step 6: Final answer
    x = 9,766.92

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1.5x scale

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.