Home / 2,663.13-3,675.12-1,544.28

Finding the Fourth Proportional to 2,663.13, 3,675.12 and 1,544.28

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Solution

The fourth proportional to 2,663.13, 3,675.12 and 1,544.28 is: 2,131.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,663.13 : 3,675.12 = 1,544.28 : x
  2. Step 2: Convert to fraction form
    2,663.13/3,675.12 = 1,544.28/x
  3. Step 3: Cross multiply
    2,663.13x = 3,675.12 × 1,544.28
  4. Step 4: Simplify right side
    2,663.13x = 5,675,414.31
  5. Step 5: Solve for x
    x = 5,675,414.31/2,663.13
  6. Step 6: Final answer
    x = 2,131.11

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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.