Home / 2,398.38-3,310.80-1,514.68

Finding the Fourth Proportional to 2,398.38, 3,310.80 and 1,514.68

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Solution

The fourth proportional to 2,398.38, 3,310.80 and 1,514.68 is: 2,090.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398.38 : 3,310.80 = 1,514.68 : x
  2. Step 2: Convert to fraction form
    2,398.38/3,310.80 = 1,514.68/x
  3. Step 3: Cross multiply
    2,398.38x = 3,310.80 × 1,514.68
  4. Step 4: Simplify right side
    2,398.38x = 5,014,802.54
  5. Step 5: Solve for x
    x = 5,014,802.54/2,398.38
  6. Step 6: Final answer
    x = 2,090.91

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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.