Home / 8,989.50-13,486.92-4,610.04

Finding the Fourth Proportional to 8,989.50, 13,486.92 and 4,610.04

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Solution

The fourth proportional to 8,989.50, 13,486.92 and 4,610.04 is: 6,916.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989.50 : 13,486.92 = 4,610.04 : x
  2. Step 2: Convert to fraction form
    8,989.50/13,486.92 = 4,610.04/x
  3. Step 3: Cross multiply
    8,989.50x = 13,486.92 × 4,610.04
  4. Step 4: Simplify right side
    8,989.50x = 62,175,240.68
  5. Step 5: Solve for x
    x = 62,175,240.68/8,989.50
  6. Step 6: Final answer
    x = 6,916.43

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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.