Home / 8,046.23-11,122.38-6,712.16

Finding the Fourth Proportional to 8,046.23, 11,122.38 and 6,712.16

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Solution

The fourth proportional to 8,046.23, 11,122.38 and 6,712.16 is: 9,278.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,046.23 : 11,122.38 = 6,712.16 : x
  2. Step 2: Convert to fraction form
    8,046.23/11,122.38 = 6,712.16/x
  3. Step 3: Cross multiply
    8,046.23x = 11,122.38 × 6,712.16
  4. Step 4: Simplify right side
    8,046.23x = 74,655,138.53
  5. Step 5: Solve for x
    x = 74,655,138.53/8,046.23
  6. Step 6: Final answer
    x = 9,278.28

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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.