Home / 2,544.55-3,511.45-1,425.53

Finding the Fourth Proportional to 2,544.55, 3,511.45 and 1,425.53

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Solution

The fourth proportional to 2,544.55, 3,511.45 and 1,425.53 is: 1,967.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544.55 : 3,511.45 = 1,425.53 : x
  2. Step 2: Convert to fraction form
    2,544.55/3,511.45 = 1,425.53/x
  3. Step 3: Cross multiply
    2,544.55x = 3,511.45 × 1,425.53
  4. Step 4: Simplify right side
    2,544.55x = 5,005,687.88
  5. Step 5: Solve for x
    x = 5,005,687.88/2,544.55
  6. Step 6: Final answer
    x = 1,967.22

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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.