Home / 8,255.88-11,402.46-5,598.68

Finding the Fourth Proportional to 8,255.88, 11,402.46 and 5,598.68

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Solution

The fourth proportional to 8,255.88, 11,402.46 and 5,598.68 is: 7,732.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,255.88 : 11,402.46 = 5,598.68 : x
  2. Step 2: Convert to fraction form
    8,255.88/11,402.46 = 5,598.68/x
  3. Step 3: Cross multiply
    8,255.88x = 11,402.46 × 5,598.68
  4. Step 4: Simplify right side
    8,255.88x = 63,838,724.75
  5. Step 5: Solve for x
    x = 63,838,724.75/8,255.88
  6. Step 6: Final answer
    x = 7,732.52

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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.