Home / 2,569.25-3,545.90-1,907.99

Finding the Fourth Proportional to 2,569.25, 3,545.90 and 1,907.99

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Solution

The fourth proportional to 2,569.25, 3,545.90 and 1,907.99 is: 2,633.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,569.25 : 3,545.90 = 1,907.99 : x
  2. Step 2: Convert to fraction form
    2,569.25/3,545.90 = 1,907.99/x
  3. Step 3: Cross multiply
    2,569.25x = 3,545.90 × 1,907.99
  4. Step 4: Simplify right side
    2,569.25x = 6,765,514.47
  5. Step 5: Solve for x
    x = 6,765,514.47/2,569.25
  6. Step 6: Final answer
    x = 2,633.27

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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.