Home / 2,418.35-3,337.79-1,424.48

Finding the Fourth Proportional to 2,418.35, 3,337.79 and 1,424.48

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Solution

The fourth proportional to 2,418.35, 3,337.79 and 1,424.48 is: 1,966.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.35 : 3,337.79 = 1,424.48 : x
  2. Step 2: Convert to fraction form
    2,418.35/3,337.79 = 1,424.48/x
  3. Step 3: Cross multiply
    2,418.35x = 3,337.79 × 1,424.48
  4. Step 4: Simplify right side
    2,418.35x = 4,754,615.10
  5. Step 5: Solve for x
    x = 4,754,615.10/2,418.35
  6. Step 6: Final answer
    x = 1,966.06

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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.