Home / 8,941.28-13,403.80-3,744.32

Finding the Fourth Proportional to 8,941.28, 13,403.80 and 3,744.32

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Solution

The fourth proportional to 8,941.28, 13,403.80 and 3,744.32 is: 5,613.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,941.28 : 13,403.80 = 3,744.32 : x
  2. Step 2: Convert to fraction form
    8,941.28/13,403.80 = 3,744.32/x
  3. Step 3: Cross multiply
    8,941.28x = 13,403.80 × 3,744.32
  4. Step 4: Simplify right side
    8,941.28x = 50,188,116.42
  5. Step 5: Solve for x
    x = 50,188,116.42/8,941.28
  6. Step 6: Final answer
    x = 5,613.08

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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.