Home / 8,278.24-12,417.07-3,598.24

Finding the Fourth Proportional to 8,278.24, 12,417.07 and 3,598.24

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Solution

The fourth proportional to 8,278.24, 12,417.07 and 3,598.24 is: 5,397.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,278.24 : 12,417.07 = 3,598.24 : x
  2. Step 2: Convert to fraction form
    8,278.24/12,417.07 = 3,598.24/x
  3. Step 3: Cross multiply
    8,278.24x = 12,417.07 × 3,598.24
  4. Step 4: Simplify right side
    8,278.24x = 44,679,619.21
  5. Step 5: Solve for x
    x = 44,679,619.21/8,278.24
  6. Step 6: Final answer
    x = 5,397.24

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Double scale
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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.