Home / 9,789.12-14,713.92-6,350.40

Finding the Fourth Proportional to 9,789.12, 14,713.92 and 6,350.40

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Solution

The fourth proportional to 9,789.12, 14,713.92 and 6,350.40 is: 9,545.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789.12 : 14,713.92 = 6,350.40 : x
  2. Step 2: Convert to fraction form
    9,789.12/14,713.92 = 6,350.40/x
  3. Step 3: Cross multiply
    9,789.12x = 14,713.92 × 6,350.40
  4. Step 4: Simplify right side
    9,789.12x = 93,439,277.57
  5. Step 5: Solve for x
    x = 93,439,277.57/9,789.12
  6. Step 6: Final answer
    x = 9,545.22

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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.