Home / 2,569.32-3,545.37-2,175.66

Finding the Fourth Proportional to 2,569.32, 3,545.37 and 2,175.66

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Solution

The fourth proportional to 2,569.32, 3,545.37 and 2,175.66 is: 3,002.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,569.32 : 3,545.37 = 2,175.66 : x
  2. Step 2: Convert to fraction form
    2,569.32/3,545.37 = 2,175.66/x
  3. Step 3: Cross multiply
    2,569.32x = 3,545.37 × 2,175.66
  4. Step 4: Simplify right side
    2,569.32x = 7,713,519.69
  5. Step 5: Solve for x
    x = 7,713,519.69/2,569.32
  6. Step 6: Final answer
    x = 3,002.16

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1.5x scale

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.