Home / 2,568.46-3,848.97-1,397.47

Finding the Fourth Proportional to 2,568.46, 3,848.97 and 1,397.47

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Solution

The fourth proportional to 2,568.46, 3,848.97 and 1,397.47 is: 2,094.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568.46 : 3,848.97 = 1,397.47 : x
  2. Step 2: Convert to fraction form
    2,568.46/3,848.97 = 1,397.47/x
  3. Step 3: Cross multiply
    2,568.46x = 3,848.97 × 1,397.47
  4. Step 4: Simplify right side
    2,568.46x = 5,378,820.11
  5. Step 5: Solve for x
    x = 5,378,820.11/2,568.46
  6. Step 6: Final answer
    x = 2,094.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.