Home / 3,577.70-4,937.20-2,253.15

Finding the Fourth Proportional to 3,577.70, 4,937.20 and 2,253.15

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Solution

The fourth proportional to 3,577.70, 4,937.20 and 2,253.15 is: 3,109.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.70 : 4,937.20 = 2,253.15 : x
  2. Step 2: Convert to fraction form
    3,577.70/4,937.20 = 2,253.15/x
  3. Step 3: Cross multiply
    3,577.70x = 4,937.20 × 2,253.15
  4. Step 4: Simplify right side
    3,577.70x = 11,124,252.18
  5. Step 5: Solve for x
    x = 11,124,252.18/3,577.70
  6. Step 6: Final answer
    x = 3,109.33

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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.