Home / 4,125.05-5,693.36-2,447.38

Finding the Fourth Proportional to 4,125.05, 5,693.36 and 2,447.38

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Solution

The fourth proportional to 4,125.05, 5,693.36 and 2,447.38 is: 3,377.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.05 : 5,693.36 = 2,447.38 : x
  2. Step 2: Convert to fraction form
    4,125.05/5,693.36 = 2,447.38/x
  3. Step 3: Cross multiply
    4,125.05x = 5,693.36 × 2,447.38
  4. Step 4: Simplify right side
    4,125.05x = 13,933,818.28
  5. Step 5: Solve for x
    x = 13,933,818.28/4,125.05
  6. Step 6: Final answer
    x = 3,377.85

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Half scale
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Double scale
Find fourth proportional to 4,126.05, 5,694.74 and 2,448.38
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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.