Home / 1,618.11-2,424.33-1,295.46

Finding the Fourth Proportional to 1,618.11, 2,424.33 and 1,295.46

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Solution

The fourth proportional to 1,618.11, 2,424.33 and 1,295.46 is: 1,940.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618.11 : 2,424.33 = 1,295.46 : x
  2. Step 2: Convert to fraction form
    1,618.11/2,424.33 = 1,295.46/x
  3. Step 3: Cross multiply
    1,618.11x = 2,424.33 × 1,295.46
  4. Step 4: Simplify right side
    1,618.11x = 3,140,622.54
  5. Step 5: Solve for x
    x = 3,140,622.54/1,618.11
  6. Step 6: Final answer
    x = 1,940.92

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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.