Home / 2,544.87-3,511.85-1,425.85

Finding the Fourth Proportional to 2,544.87, 3,511.85 and 1,425.85

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Solution

The fourth proportional to 2,544.87, 3,511.85 and 1,425.85 is: 1,967.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544.87 : 3,511.85 = 1,425.85 : x
  2. Step 2: Convert to fraction form
    2,544.87/3,511.85 = 1,425.85/x
  3. Step 3: Cross multiply
    2,544.87x = 3,511.85 × 1,425.85
  4. Step 4: Simplify right side
    2,544.87x = 5,007,374.89
  5. Step 5: Solve for x
    x = 5,007,374.89/2,544.87
  6. Step 6: Final answer
    x = 1,967.64

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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.