Home / 2,398.08-3,309.27-1,350.12

Finding the Fourth Proportional to 2,398.08, 3,309.27 and 1,350.12

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Solution

The fourth proportional to 2,398.08, 3,309.27 and 1,350.12 is: 1,863.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398.08 : 3,309.27 = 1,350.12 : x
  2. Step 2: Convert to fraction form
    2,398.08/3,309.27 = 1,350.12/x
  3. Step 3: Cross multiply
    2,398.08x = 3,309.27 × 1,350.12
  4. Step 4: Simplify right side
    2,398.08x = 4,467,911.61
  5. Step 5: Solve for x
    x = 4,467,911.61/2,398.08
  6. Step 6: Final answer
    x = 1,863.12

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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.