Home / 2,544.72-3,511.63-1,425.70

Finding the Fourth Proportional to 2,544.72, 3,511.63 and 1,425.70

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Solution

The fourth proportional to 2,544.72, 3,511.63 and 1,425.70 is: 1,967.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544.72 : 3,511.63 = 1,425.70 : x
  2. Step 2: Convert to fraction form
    2,544.72/3,511.63 = 1,425.70/x
  3. Step 3: Cross multiply
    2,544.72x = 3,511.63 × 1,425.70
  4. Step 4: Simplify right side
    2,544.72x = 5,006,537.06
  5. Step 5: Solve for x
    x = 5,006,537.06/2,544.72
  6. Step 6: Final answer
    x = 1,967.42

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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.