Home / 4,371.40-6,557.82-1,449.28

Finding the Fourth Proportional to 4,371.40, 6,557.82 and 1,449.28

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Solution

The fourth proportional to 4,371.40, 6,557.82 and 1,449.28 is: 2,174.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,371.40 : 6,557.82 = 1,449.28 : x
  2. Step 2: Convert to fraction form
    4,371.40/6,557.82 = 1,449.28/x
  3. Step 3: Cross multiply
    4,371.40x = 6,557.82 × 1,449.28
  4. Step 4: Simplify right side
    4,371.40x = 9,504,117.37
  5. Step 5: Solve for x
    x = 9,504,117.37/4,371.40
  6. Step 6: Final answer
    x = 2,174.16

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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.