Home / 8,897.56-13,351.50-3,631.75

Finding the Fourth Proportional to 8,897.56, 13,351.50 and 3,631.75

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Solution

The fourth proportional to 8,897.56, 13,351.50 and 3,631.75 is: 5,449.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897.56 : 13,351.50 = 3,631.75 : x
  2. Step 2: Convert to fraction form
    8,897.56/13,351.50 = 3,631.75/x
  3. Step 3: Cross multiply
    8,897.56x = 13,351.50 × 3,631.75
  4. Step 4: Simplify right side
    8,897.56x = 48,489,276.75
  5. Step 5: Solve for x
    x = 48,489,276.75/8,897.56
  6. Step 6: Final answer
    x = 5,449.73

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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.