Home / 2,418.93-3,338.28-1,534.95

Finding the Fourth Proportional to 2,418.93, 3,338.28 and 1,534.95

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Solution

The fourth proportional to 2,418.93, 3,338.28 and 1,534.95 is: 2,118.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.93 : 3,338.28 = 1,534.95 : x
  2. Step 2: Convert to fraction form
    2,418.93/3,338.28 = 1,534.95/x
  3. Step 3: Cross multiply
    2,418.93x = 3,338.28 × 1,534.95
  4. Step 4: Simplify right side
    2,418.93x = 5,124,092.89
  5. Step 5: Solve for x
    x = 5,124,092.89/2,418.93
  6. Step 6: Final answer
    x = 2,118.33

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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.