Home / 8,268.48-11,411.28-5,882.76

Finding the Fourth Proportional to 8,268.48, 11,411.28 and 5,882.76

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Solution

The fourth proportional to 8,268.48, 11,411.28 and 5,882.76 is: 8,118.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.48 : 11,411.28 = 5,882.76 : x
  2. Step 2: Convert to fraction form
    8,268.48/11,411.28 = 5,882.76/x
  3. Step 3: Cross multiply
    8,268.48x = 11,411.28 × 5,882.76
  4. Step 4: Simplify right side
    8,268.48x = 67,129,821.53
  5. Step 5: Solve for x
    x = 67,129,821.53/8,268.48
  6. Step 6: Final answer
    x = 8,118.76

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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.