Home / 3,549.22-4,897.75-2,057.61

Finding the Fourth Proportional to 3,549.22, 4,897.75 and 2,057.61

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Solution

The fourth proportional to 3,549.22, 4,897.75 and 2,057.61 is: 2,839.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.22 : 4,897.75 = 2,057.61 : x
  2. Step 2: Convert to fraction form
    3,549.22/4,897.75 = 2,057.61/x
  3. Step 3: Cross multiply
    3,549.22x = 4,897.75 × 2,057.61
  4. Step 4: Simplify right side
    3,549.22x = 10,077,648.91
  5. Step 5: Solve for x
    x = 10,077,648.91/3,549.22
  6. Step 6: Final answer
    x = 2,839.40

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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.