Home / 4,442.55-6,129.94-2,553.69

Finding the Fourth Proportional to 4,442.55, 6,129.94 and 2,553.69

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Solution

The fourth proportional to 4,442.55, 6,129.94 and 2,553.69 is: 3,523.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.55 : 6,129.94 = 2,553.69 : x
  2. Step 2: Convert to fraction form
    4,442.55/6,129.94 = 2,553.69/x
  3. Step 3: Cross multiply
    4,442.55x = 6,129.94 × 2,553.69
  4. Step 4: Simplify right side
    4,442.55x = 15,653,966.48
  5. Step 5: Solve for x
    x = 15,653,966.48/4,442.55
  6. Step 6: Final answer
    x = 3,523.64

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Half scale
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Double scale
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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.