Home / 2,398.14-3,309.54-1,350.18

Finding the Fourth Proportional to 2,398.14, 3,309.54 and 1,350.18

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Solution

The fourth proportional to 2,398.14, 3,309.54 and 1,350.18 is: 1,863.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398.14 : 3,309.54 = 1,350.18 : x
  2. Step 2: Convert to fraction form
    2,398.14/3,309.54 = 1,350.18/x
  3. Step 3: Cross multiply
    2,398.14x = 3,309.54 × 1,350.18
  4. Step 4: Simplify right side
    2,398.14x = 4,468,474.72
  5. Step 5: Solve for x
    x = 4,468,474.72/2,398.14
  6. Step 6: Final answer
    x = 1,863.31

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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.