Home / 5,370.24-7,411.68-3,882.96

Finding the Fourth Proportional to 5,370.24, 7,411.68 and 3,882.96

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Solution

The fourth proportional to 5,370.24, 7,411.68 and 3,882.96 is: 5,359.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.24 : 7,411.68 = 3,882.96 : x
  2. Step 2: Convert to fraction form
    5,370.24/7,411.68 = 3,882.96/x
  3. Step 3: Cross multiply
    5,370.24x = 7,411.68 × 3,882.96
  4. Step 4: Simplify right side
    5,370.24x = 28,779,256.97
  5. Step 5: Solve for x
    x = 28,779,256.97/5,370.24
  6. Step 6: Final answer
    x = 5,359.03

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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.