Home / 2,545.06-3,511.64-1,425.82

Finding the Fourth Proportional to 2,545.06, 3,511.64 and 1,425.82

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Solution

The fourth proportional to 2,545.06, 3,511.64 and 1,425.82 is: 1,967.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.06 : 3,511.64 = 1,425.82 : x
  2. Step 2: Convert to fraction form
    2,545.06/3,511.64 = 1,425.82/x
  3. Step 3: Cross multiply
    2,545.06x = 3,511.64 × 1,425.82
  4. Step 4: Simplify right side
    2,545.06x = 5,006,966.54
  5. Step 5: Solve for x
    x = 5,006,966.54/2,545.06
  6. Step 6: Final answer
    x = 1,967.33

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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.