Home / 4,414.08-6,621.11-1,127.17

Finding the Fourth Proportional to 4,414.08, 6,621.11 and 1,127.17

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Solution

The fourth proportional to 4,414.08, 6,621.11 and 1,127.17 is: 1,690.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,414.08 : 6,621.11 = 1,127.17 : x
  2. Step 2: Convert to fraction form
    4,414.08/6,621.11 = 1,127.17/x
  3. Step 3: Cross multiply
    4,414.08x = 6,621.11 × 1,127.17
  4. Step 4: Simplify right side
    4,414.08x = 7,463,116.56
  5. Step 5: Solve for x
    x = 7,463,116.56/4,414.08
  6. Step 6: Final answer
    x = 1,690.75

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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.