Home / 8,292.96-11,447.28-5,499.36

Finding the Fourth Proportional to 8,292.96, 11,447.28 and 5,499.36

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Solution

The fourth proportional to 8,292.96, 11,447.28 and 5,499.36 is: 7,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292.96 : 11,447.28 = 5,499.36 : x
  2. Step 2: Convert to fraction form
    8,292.96/11,447.28 = 5,499.36/x
  3. Step 3: Cross multiply
    8,292.96x = 11,447.28 × 5,499.36
  4. Step 4: Simplify right side
    8,292.96x = 62,952,713.74
  5. Step 5: Solve for x
    x = 62,952,713.74/8,292.96
  6. Step 6: Final answer
    x = 7,591.10

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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.