Home / 8,941.20-13,406.32-4,261.02

Finding the Fourth Proportional to 8,941.20, 13,406.32 and 4,261.02

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Solution

The fourth proportional to 8,941.20, 13,406.32 and 4,261.02 is: 6,388.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,941.20 : 13,406.32 = 4,261.02 : x
  2. Step 2: Convert to fraction form
    8,941.20/13,406.32 = 4,261.02/x
  3. Step 3: Cross multiply
    8,941.20x = 13,406.32 × 4,261.02
  4. Step 4: Simplify right side
    8,941.20x = 57,124,597.65
  5. Step 5: Solve for x
    x = 57,124,597.65/8,941.20
  6. Step 6: Final answer
    x = 6,388.92

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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.