Home / 3,841.80-5,301.54-2,349.78

Finding the Fourth Proportional to 3,841.80, 5,301.54 and 2,349.78

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Solution

The fourth proportional to 3,841.80, 5,301.54 and 2,349.78 is: 3,242.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841.80 : 5,301.54 = 2,349.78 : x
  2. Step 2: Convert to fraction form
    3,841.80/5,301.54 = 2,349.78/x
  3. Step 3: Cross multiply
    3,841.80x = 5,301.54 × 2,349.78
  4. Step 4: Simplify right side
    3,841.80x = 12,457,452.66
  5. Step 5: Solve for x
    x = 12,457,452.66/3,841.80
  6. Step 6: Final answer
    x = 3,242.61

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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.