Home / 8,617.85-11,892.25-4,841.36

Finding the Fourth Proportional to 8,617.85, 11,892.25 and 4,841.36

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Solution

The fourth proportional to 8,617.85, 11,892.25 and 4,841.36 is: 6,680.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,617.85 : 11,892.25 = 4,841.36 : x
  2. Step 2: Convert to fraction form
    8,617.85/11,892.25 = 4,841.36/x
  3. Step 3: Cross multiply
    8,617.85x = 11,892.25 × 4,841.36
  4. Step 4: Simplify right side
    8,617.85x = 57,574,663.46
  5. Step 5: Solve for x
    x = 57,574,663.46/8,617.85
  6. Step 6: Final answer
    x = 6,680.86

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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.