Home / 2,264.67-3,121.97-1,590.42

Finding the Fourth Proportional to 2,264.67, 3,121.97 and 1,590.42

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Solution

The fourth proportional to 2,264.67, 3,121.97 and 1,590.42 is: 2,192.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,264.67 : 3,121.97 = 1,590.42 : x
  2. Step 2: Convert to fraction form
    2,264.67/3,121.97 = 1,590.42/x
  3. Step 3: Cross multiply
    2,264.67x = 3,121.97 × 1,590.42
  4. Step 4: Simplify right side
    2,264.67x = 4,965,243.53
  5. Step 5: Solve for x
    x = 4,965,243.53/2,264.67
  6. Step 6: Final answer
    x = 2,192.48

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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.