Home / 2,398.19-3,309.17-1,350.27

Finding the Fourth Proportional to 2,398.19, 3,309.17 and 1,350.27

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Solution

The fourth proportional to 2,398.19, 3,309.17 and 1,350.27 is: 1,863.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398.19 : 3,309.17 = 1,350.27 : x
  2. Step 2: Convert to fraction form
    2,398.19/3,309.17 = 1,350.27/x
  3. Step 3: Cross multiply
    2,398.19x = 3,309.17 × 1,350.27
  4. Step 4: Simplify right side
    2,398.19x = 4,468,266.22
  5. Step 5: Solve for x
    x = 4,468,266.22/2,398.19
  6. Step 6: Final answer
    x = 1,863.19

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1.5x scale

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.