Home / 9,168.20-13,753.64-3,323.44

Finding the Fourth Proportional to 9,168.20, 13,753.64 and 3,323.44

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Solution

The fourth proportional to 9,168.20, 13,753.64 and 3,323.44 is: 4,985.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168.20 : 13,753.64 = 3,323.44 : x
  2. Step 2: Convert to fraction form
    9,168.20/13,753.64 = 3,323.44/x
  3. Step 3: Cross multiply
    9,168.20x = 13,753.64 × 3,323.44
  4. Step 4: Simplify right side
    9,168.20x = 45,709,397.32
  5. Step 5: Solve for x
    x = 45,709,397.32/9,168.20
  6. Step 6: Final answer
    x = 4,985.65

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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.