Home / 3,031.38-4,546.92-1,057.46

Finding the Fourth Proportional to 3,031.38, 4,546.92 and 1,057.46

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Solution

The fourth proportional to 3,031.38, 4,546.92 and 1,057.46 is: 1,586.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.38 : 4,546.92 = 1,057.46 : x
  2. Step 2: Convert to fraction form
    3,031.38/4,546.92 = 1,057.46/x
  3. Step 3: Cross multiply
    3,031.38x = 4,546.92 × 1,057.46
  4. Step 4: Simplify right side
    3,031.38x = 4,808,167.25
  5. Step 5: Solve for x
    x = 4,808,167.25/3,031.38
  6. Step 6: Final answer
    x = 1,586.13

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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.