Home / 8,909.20-13,365.24-3,362.32

Finding the Fourth Proportional to 8,909.20, 13,365.24 and 3,362.32

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Solution

The fourth proportional to 8,909.20, 13,365.24 and 3,362.32 is: 5,044.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,909.20 : 13,365.24 = 3,362.32 : x
  2. Step 2: Convert to fraction form
    8,909.20/13,365.24 = 3,362.32/x
  3. Step 3: Cross multiply
    8,909.20x = 13,365.24 × 3,362.32
  4. Step 4: Simplify right side
    8,909.20x = 44,938,213.76
  5. Step 5: Solve for x
    x = 44,938,213.76/8,909.20
  6. Step 6: Final answer
    x = 5,044.02

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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.