Home / 2,575.87-3,553.37-1,630.06

Finding the Fourth Proportional to 2,575.87, 3,553.37 and 1,630.06

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Solution

The fourth proportional to 2,575.87, 3,553.37 and 1,630.06 is: 2,248.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575.87 : 3,553.37 = 1,630.06 : x
  2. Step 2: Convert to fraction form
    2,575.87/3,553.37 = 1,630.06/x
  3. Step 3: Cross multiply
    2,575.87x = 3,553.37 × 1,630.06
  4. Step 4: Simplify right side
    2,575.87x = 5,792,195.38
  5. Step 5: Solve for x
    x = 5,792,195.38/2,575.87
  6. Step 6: Final answer
    x = 2,248.64

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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.