Home / 3,159.24-4,740.52-2,240.72

Finding the Fourth Proportional to 3,159.24, 4,740.52 and 2,240.72

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Solution

The fourth proportional to 3,159.24, 4,740.52 and 2,240.72 is: 3,362.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159.24 : 4,740.52 = 2,240.72 : x
  2. Step 2: Convert to fraction form
    3,159.24/4,740.52 = 2,240.72/x
  3. Step 3: Cross multiply
    3,159.24x = 4,740.52 × 2,240.72
  4. Step 4: Simplify right side
    3,159.24x = 10,622,177.97
  5. Step 5: Solve for x
    x = 10,622,177.97/3,159.24
  6. Step 6: Final answer
    x = 3,362.26

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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.