Home / 4,398.76-6,598.14-1,278.96

Finding the Fourth Proportional to 4,398.76, 6,598.14 and 1,278.96

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Solution

The fourth proportional to 4,398.76, 6,598.14 and 1,278.96 is: 1,918.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,398.76 : 6,598.14 = 1,278.96 : x
  2. Step 2: Convert to fraction form
    4,398.76/6,598.14 = 1,278.96/x
  3. Step 3: Cross multiply
    4,398.76x = 6,598.14 × 1,278.96
  4. Step 4: Simplify right side
    4,398.76x = 8,438,757.13
  5. Step 5: Solve for x
    x = 8,438,757.13/4,398.76
  6. Step 6: Final answer
    x = 1,918.44

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.