Home / 3,142.14-4,336.18-1,744.90

Finding the Fourth Proportional to 3,142.14, 4,336.18 and 1,744.90

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Solution

The fourth proportional to 3,142.14, 4,336.18 and 1,744.90 is: 2,407.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142.14 : 4,336.18 = 1,744.90 : x
  2. Step 2: Convert to fraction form
    3,142.14/4,336.18 = 1,744.90/x
  3. Step 3: Cross multiply
    3,142.14x = 4,336.18 × 1,744.90
  4. Step 4: Simplify right side
    3,142.14x = 7,566,200.48
  5. Step 5: Solve for x
    x = 7,566,200.48/3,142.14
  6. Step 6: Final answer
    x = 2,407.98

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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.