Home / 6,545.15-9,817.71-1,614.80

Finding the Fourth Proportional to 6,545.15, 9,817.71 and 1,614.80

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Solution

The fourth proportional to 6,545.15, 9,817.71 and 1,614.80 is: 2,422.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.15 : 9,817.71 = 1,614.80 : x
  2. Step 2: Convert to fraction form
    6,545.15/9,817.71 = 1,614.80/x
  3. Step 3: Cross multiply
    6,545.15x = 9,817.71 × 1,614.80
  4. Step 4: Simplify right side
    6,545.15x = 15,853,638.11
  5. Step 5: Solve for x
    x = 15,853,638.11/6,545.15
  6. Step 6: Final answer
    x = 2,422.20

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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.