Home / 2,684.97-4,025.92-1,590.11

Finding the Fourth Proportional to 2,684.97, 4,025.92 and 1,590.11

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Solution

The fourth proportional to 2,684.97, 4,025.92 and 1,590.11 is: 2,384.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.97 : 4,025.92 = 1,590.11 : x
  2. Step 2: Convert to fraction form
    2,684.97/4,025.92 = 1,590.11/x
  3. Step 3: Cross multiply
    2,684.97x = 4,025.92 × 1,590.11
  4. Step 4: Simplify right side
    2,684.97x = 6,401,655.65
  5. Step 5: Solve for x
    x = 6,401,655.65/2,684.97
  6. Step 6: Final answer
    x = 2,384.26

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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.