Home / 10,207.53-15,297.03-5,517.43

Finding the Fourth Proportional to 10,207.53, 15,297.03 and 5,517.43

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Solution

The fourth proportional to 10,207.53, 15,297.03 and 5,517.43 is: 8,268.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207.53 : 15,297.03 = 5,517.43 : x
  2. Step 2: Convert to fraction form
    10,207.53/15,297.03 = 5,517.43/x
  3. Step 3: Cross multiply
    10,207.53x = 15,297.03 × 5,517.43
  4. Step 4: Simplify right side
    10,207.53x = 84,400,292.23
  5. Step 5: Solve for x
    x = 84,400,292.23/10,207.53
  6. Step 6: Final answer
    x = 8,268.43

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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.