Home / 2,544.80-3,512.25-1,550.47

Finding the Fourth Proportional to 2,544.80, 3,512.25 and 1,550.47

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Solution

The fourth proportional to 2,544.80, 3,512.25 and 1,550.47 is: 2,139.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544.80 : 3,512.25 = 1,550.47 : x
  2. Step 2: Convert to fraction form
    2,544.80/3,512.25 = 1,550.47/x
  3. Step 3: Cross multiply
    2,544.80x = 3,512.25 × 1,550.47
  4. Step 4: Simplify right side
    2,544.80x = 5,445,638.26
  5. Step 5: Solve for x
    x = 5,445,638.26/2,544.80
  6. Step 6: Final answer
    x = 2,139.91

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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.