Home / 2,545.64-3,512.78-1,882.92

Finding the Fourth Proportional to 2,545.64, 3,512.78 and 1,882.92

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Solution

The fourth proportional to 2,545.64, 3,512.78 and 1,882.92 is: 2,598.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.64 : 3,512.78 = 1,882.92 : x
  2. Step 2: Convert to fraction form
    2,545.64/3,512.78 = 1,882.92/x
  3. Step 3: Cross multiply
    2,545.64x = 3,512.78 × 1,882.92
  4. Step 4: Simplify right side
    2,545.64x = 6,614,283.72
  5. Step 5: Solve for x
    x = 6,614,283.72/2,545.64
  6. Step 6: Final answer
    x = 2,598.28

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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.