Home / 5,422.52-8,134.20-1,526.96

Finding the Fourth Proportional to 5,422.52, 8,134.20 and 1,526.96

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Solution

The fourth proportional to 5,422.52, 8,134.20 and 1,526.96 is: 2,290.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.52 : 8,134.20 = 1,526.96 : x
  2. Step 2: Convert to fraction form
    5,422.52/8,134.20 = 1,526.96/x
  3. Step 3: Cross multiply
    5,422.52x = 8,134.20 × 1,526.96
  4. Step 4: Simplify right side
    5,422.52x = 12,420,598.03
  5. Step 5: Solve for x
    x = 12,420,598.03/5,422.52
  6. Step 6: Final answer
    x = 2,290.56

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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.