Home / 8,963.10-13,451.61-6,209.07

Finding the Fourth Proportional to 8,963.10, 13,451.61 and 6,209.07

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Solution

The fourth proportional to 8,963.10, 13,451.61 and 6,209.07 is: 9,318.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,963.10 : 13,451.61 = 6,209.07 : x
  2. Step 2: Convert to fraction form
    8,963.10/13,451.61 = 6,209.07/x
  3. Step 3: Cross multiply
    8,963.10x = 13,451.61 × 6,209.07
  4. Step 4: Simplify right side
    8,963.10x = 83,521,988.10
  5. Step 5: Solve for x
    x = 83,521,988.10/8,963.10
  6. Step 6: Final answer
    x = 9,318.43

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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.