Home / 3,142.08-4,336.29-1,744.92

Finding the Fourth Proportional to 3,142.08, 4,336.29 and 1,744.92

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Solution

The fourth proportional to 3,142.08, 4,336.29 and 1,744.92 is: 2,408.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142.08 : 4,336.29 = 1,744.92 : x
  2. Step 2: Convert to fraction form
    3,142.08/4,336.29 = 1,744.92/x
  3. Step 3: Cross multiply
    3,142.08x = 4,336.29 × 1,744.92
  4. Step 4: Simplify right side
    3,142.08x = 7,566,479.15
  5. Step 5: Solve for x
    x = 7,566,479.15/3,142.08
  6. Step 6: Final answer
    x = 2,408.11

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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.