Home / 6,159.20-9,240.15-3,040.70

Finding the Fourth Proportional to 6,159.20, 9,240.15 and 3,040.70

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Solution

The fourth proportional to 6,159.20, 9,240.15 and 3,040.70 is: 4,561.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,159.20 : 9,240.15 = 3,040.70 : x
  2. Step 2: Convert to fraction form
    6,159.20/9,240.15 = 3,040.70/x
  3. Step 3: Cross multiply
    6,159.20x = 9,240.15 × 3,040.70
  4. Step 4: Simplify right side
    6,159.20x = 28,096,524.11
  5. Step 5: Solve for x
    x = 28,096,524.11/6,159.20
  6. Step 6: Final answer
    x = 4,561.72

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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.