Home / 4,158.95-6,235.31-2,515.16

Finding the Fourth Proportional to 4,158.95, 6,235.31 and 2,515.16

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Solution

The fourth proportional to 4,158.95, 6,235.31 and 2,515.16 is: 3,770.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158.95 : 6,235.31 = 2,515.16 : x
  2. Step 2: Convert to fraction form
    4,158.95/6,235.31 = 2,515.16/x
  3. Step 3: Cross multiply
    4,158.95x = 6,235.31 × 2,515.16
  4. Step 4: Simplify right side
    4,158.95x = 15,682,789.72
  5. Step 5: Solve for x
    x = 15,682,789.72/4,158.95
  6. Step 6: Final answer
    x = 3,770.85

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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.