Home / 2,569.90-3,545.31-1,740.46

Finding the Fourth Proportional to 2,569.90, 3,545.31 and 1,740.46

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Solution

The fourth proportional to 2,569.90, 3,545.31 and 1,740.46 is: 2,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,569.90 : 3,545.31 = 1,740.46 : x
  2. Step 2: Convert to fraction form
    2,569.90/3,545.31 = 1,740.46/x
  3. Step 3: Cross multiply
    2,569.90x = 3,545.31 × 1,740.46
  4. Step 4: Simplify right side
    2,569.90x = 6,170,470.24
  5. Step 5: Solve for x
    x = 6,170,470.24/2,569.90
  6. Step 6: Final answer
    x = 2,401.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.