Home / 3,248.37-4,868.40-1,397.28

Finding the Fourth Proportional to 3,248.37, 4,868.40 and 1,397.28

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Solution

The fourth proportional to 3,248.37, 4,868.40 and 1,397.28 is: 2,094.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.37 : 4,868.40 = 1,397.28 : x
  2. Step 2: Convert to fraction form
    3,248.37/4,868.40 = 1,397.28/x
  3. Step 3: Cross multiply
    3,248.37x = 4,868.40 × 1,397.28
  4. Step 4: Simplify right side
    3,248.37x = 6,802,517.95
  5. Step 5: Solve for x
    x = 6,802,517.95/3,248.37
  6. Step 6: Final answer
    x = 2,094.13

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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.