Home / 3,639.98-5,023.71-2,224.48

Finding the Fourth Proportional to 3,639.98, 5,023.71 and 2,224.48

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Solution

The fourth proportional to 3,639.98, 5,023.71 and 2,224.48 is: 3,070.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.98 : 5,023.71 = 2,224.48 : x
  2. Step 2: Convert to fraction form
    3,639.98/5,023.71 = 2,224.48/x
  3. Step 3: Cross multiply
    3,639.98x = 5,023.71 × 2,224.48
  4. Step 4: Simplify right side
    3,639.98x = 11,175,142.42
  5. Step 5: Solve for x
    x = 11,175,142.42/3,639.98
  6. Step 6: Final answer
    x = 3,070.11

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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.