Home / 3,752.24-5,178.42-2,260.16

Finding the Fourth Proportional to 3,752.24, 5,178.42 and 2,260.16

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Solution

The fourth proportional to 3,752.24, 5,178.42 and 2,260.16 is: 3,119.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.24 : 5,178.42 = 2,260.16 : x
  2. Step 2: Convert to fraction form
    3,752.24/5,178.42 = 2,260.16/x
  3. Step 3: Cross multiply
    3,752.24x = 5,178.42 × 2,260.16
  4. Step 4: Simplify right side
    3,752.24x = 11,704,057.75
  5. Step 5: Solve for x
    x = 11,704,057.75/3,752.24
  6. Step 6: Final answer
    x = 3,119.22

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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.