Home / 3,600.90-5,403.42-1,957.59

Finding the Fourth Proportional to 3,600.90, 5,403.42 and 1,957.59

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Solution

The fourth proportional to 3,600.90, 5,403.42 and 1,957.59 is: 2,937.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.90 : 5,403.42 = 1,957.59 : x
  2. Step 2: Convert to fraction form
    3,600.90/5,403.42 = 1,957.59/x
  3. Step 3: Cross multiply
    3,600.90x = 5,403.42 × 1,957.59
  4. Step 4: Simplify right side
    3,600.90x = 10,577,680.96
  5. Step 5: Solve for x
    x = 10,577,680.96/3,600.90
  6. Step 6: Final answer
    x = 2,937.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.