Home / 6,159.12-9,241.20-3,040.80

Finding the Fourth Proportional to 6,159.12, 9,241.20 and 3,040.80

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Solution

The fourth proportional to 6,159.12, 9,241.20 and 3,040.80 is: 4,562.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,159.12 : 9,241.20 = 3,040.80 : x
  2. Step 2: Convert to fraction form
    6,159.12/9,241.20 = 3,040.80/x
  3. Step 3: Cross multiply
    6,159.12x = 9,241.20 × 3,040.80
  4. Step 4: Simplify right side
    6,159.12x = 28,100,640.96
  5. Step 5: Solve for x
    x = 28,100,640.96/6,159.12
  6. Step 6: Final answer
    x = 4,562.44

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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.