Home / 4,020.89-6,032.15-1,425.65

Finding the Fourth Proportional to 4,020.89, 6,032.15 and 1,425.65

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Solution

The fourth proportional to 4,020.89, 6,032.15 and 1,425.65 is: 2,138.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.89 : 6,032.15 = 1,425.65 : x
  2. Step 2: Convert to fraction form
    4,020.89/6,032.15 = 1,425.65/x
  3. Step 3: Cross multiply
    4,020.89x = 6,032.15 × 1,425.65
  4. Step 4: Simplify right side
    4,020.89x = 8,599,734.65
  5. Step 5: Solve for x
    x = 8,599,734.65/4,020.89
  6. Step 6: Final answer
    x = 2,138.76

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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.