Home / 8,281.24-11,418.78-6,039.16

Finding the Fourth Proportional to 8,281.24, 11,418.78 and 6,039.16

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Solution

The fourth proportional to 8,281.24, 11,418.78 and 6,039.16 is: 8,327.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,281.24 : 11,418.78 = 6,039.16 : x
  2. Step 2: Convert to fraction form
    8,281.24/11,418.78 = 6,039.16/x
  3. Step 3: Cross multiply
    8,281.24x = 11,418.78 × 6,039.16
  4. Step 4: Simplify right side
    8,281.24x = 68,959,839.42
  5. Step 5: Solve for x
    x = 68,959,839.42/8,281.24
  6. Step 6: Final answer
    x = 8,327.24

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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.