Home / 8,129.17-11,218.17-4,592.53

Finding the Fourth Proportional to 8,129.17, 11,218.17 and 4,592.53

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Solution

The fourth proportional to 8,129.17, 11,218.17 and 4,592.53 is: 6,337.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129.17 : 11,218.17 = 4,592.53 : x
  2. Step 2: Convert to fraction form
    8,129.17/11,218.17 = 4,592.53/x
  3. Step 3: Cross multiply
    8,129.17x = 11,218.17 × 4,592.53
  4. Step 4: Simplify right side
    8,129.17x = 51,519,782.27
  5. Step 5: Solve for x
    x = 51,519,782.27/8,129.17
  6. Step 6: Final answer
    x = 6,337.64

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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.