Home / 8,618.13-11,892.24-4,841.28

Finding the Fourth Proportional to 8,618.13, 11,892.24 and 4,841.28

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Solution

The fourth proportional to 8,618.13, 11,892.24 and 4,841.28 is: 6,680.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,618.13 : 11,892.24 = 4,841.28 : x
  2. Step 2: Convert to fraction form
    8,618.13/11,892.24 = 4,841.28/x
  3. Step 3: Cross multiply
    8,618.13x = 11,892.24 × 4,841.28
  4. Step 4: Simplify right side
    8,618.13x = 57,573,663.67
  5. Step 5: Solve for x
    x = 57,573,663.67/8,618.13
  6. Step 6: Final answer
    x = 6,680.53

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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.