Home / 2,356.24-3,251.46-1,472

Finding the Fourth Proportional to 2,356.24, 3,251.46 and 1,472

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Solution

The fourth proportional to 2,356.24, 3,251.46 and 1,472 is: 2,031.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.24 : 3,251.46 = 1,472 : x
  2. Step 2: Convert to fraction form
    2,356.24/3,251.46 = 1,472/x
  3. Step 3: Cross multiply
    2,356.24x = 3,251.46 × 1,472
  4. Step 4: Simplify right side
    2,356.24x = 4,786,149.12
  5. Step 5: Solve for x
    x = 4,786,149.12/2,356.24
  6. Step 6: Final answer
    x = 2,031.27

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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.