Home / 2,544.72-3,512.88-1,851.36

Finding the Fourth Proportional to 2,544.72, 3,512.88 and 1,851.36

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Solution

The fourth proportional to 2,544.72, 3,512.88 and 1,851.36 is: 2,555.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544.72 : 3,512.88 = 1,851.36 : x
  2. Step 2: Convert to fraction form
    2,544.72/3,512.88 = 1,851.36/x
  3. Step 3: Cross multiply
    2,544.72x = 3,512.88 × 1,851.36
  4. Step 4: Simplify right side
    2,544.72x = 6,503,605.52
  5. Step 5: Solve for x
    x = 6,503,605.52/2,544.72
  6. Step 6: Final answer
    x = 2,555.73

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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.