Home / 2,454.23-3,386.68-1,335.16

Finding the Fourth Proportional to 2,454.23, 3,386.68 and 1,335.16

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Solution

The fourth proportional to 2,454.23, 3,386.68 and 1,335.16 is: 1,842.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.23 : 3,386.68 = 1,335.16 : x
  2. Step 2: Convert to fraction form
    2,454.23/3,386.68 = 1,335.16/x
  3. Step 3: Cross multiply
    2,454.23x = 3,386.68 × 1,335.16
  4. Step 4: Simplify right side
    2,454.23x = 4,521,742.74
  5. Step 5: Solve for x
    x = 4,521,742.74/2,454.23
  6. Step 6: Final answer
    x = 1,842.43

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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.