Home / 12,737.10-17,580.87-7,701.33

Finding the Fourth Proportional to 12,737.10, 17,580.87 and 7,701.33

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Solution

The fourth proportional to 12,737.10, 17,580.87 and 7,701.33 is: 10,630.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,737.10 : 17,580.87 = 7,701.33 : x
  2. Step 2: Convert to fraction form
    12,737.10/17,580.87 = 7,701.33/x
  3. Step 3: Cross multiply
    12,737.10x = 17,580.87 × 7,701.33
  4. Step 4: Simplify right side
    12,737.10x = 135,396,081.56
  5. Step 5: Solve for x
    x = 135,396,081.56/12,737.10
  6. Step 6: Final answer
    x = 10,630.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.