Home / 8,927.38-12,306.74-6,799.31

Finding the Fourth Proportional to 8,927.38, 12,306.74 and 6,799.31

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Solution

The fourth proportional to 8,927.38, 12,306.74 and 6,799.31 is: 9,373.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927.38 : 12,306.74 = 6,799.31 : x
  2. Step 2: Convert to fraction form
    8,927.38/12,306.74 = 6,799.31/x
  3. Step 3: Cross multiply
    8,927.38x = 12,306.74 × 6,799.31
  4. Step 4: Simplify right side
    8,927.38x = 83,677,290.97
  5. Step 5: Solve for x
    x = 83,677,290.97/8,927.38
  6. Step 6: Final answer
    x = 9,373.11

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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.