Home / 2,775.18-4,166.43-2,545.95

Finding the Fourth Proportional to 2,775.18, 4,166.43 and 2,545.95

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Solution

The fourth proportional to 2,775.18, 4,166.43 and 2,545.95 is: 3,822.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775.18 : 4,166.43 = 2,545.95 : x
  2. Step 2: Convert to fraction form
    2,775.18/4,166.43 = 2,545.95/x
  3. Step 3: Cross multiply
    2,775.18x = 4,166.43 × 2,545.95
  4. Step 4: Simplify right side
    2,775.18x = 10,607,522.46
  5. Step 5: Solve for x
    x = 10,607,522.46/2,775.18
  6. Step 6: Final answer
    x = 3,822.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.