Home / 2,031.28-3,044.79-1,682.57

Finding the Fourth Proportional to 2,031.28, 3,044.79 and 1,682.57

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Solution

The fourth proportional to 2,031.28, 3,044.79 and 1,682.57 is: 2,522.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.28 : 3,044.79 = 1,682.57 : x
  2. Step 2: Convert to fraction form
    2,031.28/3,044.79 = 1,682.57/x
  3. Step 3: Cross multiply
    2,031.28x = 3,044.79 × 1,682.57
  4. Step 4: Simplify right side
    2,031.28x = 5,123,079.92
  5. Step 5: Solve for x
    x = 5,123,079.92/2,031.28
  6. Step 6: Final answer
    x = 2,522.10

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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.