Home / 8,294.18-11,445.11-5,106.97

Finding the Fourth Proportional to 8,294.18, 11,445.11 and 5,106.97

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Solution

The fourth proportional to 8,294.18, 11,445.11 and 5,106.97 is: 7,047.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,294.18 : 11,445.11 = 5,106.97 : x
  2. Step 2: Convert to fraction form
    8,294.18/11,445.11 = 5,106.97/x
  3. Step 3: Cross multiply
    8,294.18x = 11,445.11 × 5,106.97
  4. Step 4: Simplify right side
    8,294.18x = 58,449,805.69
  5. Step 5: Solve for x
    x = 58,449,805.69/8,294.18
  6. Step 6: Final answer
    x = 7,047.09

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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.