Home / 3,921.98-5,883.40-1,148.66

Finding the Fourth Proportional to 3,921.98, 5,883.40 and 1,148.66

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Solution

The fourth proportional to 3,921.98, 5,883.40 and 1,148.66 is: 1,723.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921.98 : 5,883.40 = 1,148.66 : x
  2. Step 2: Convert to fraction form
    3,921.98/5,883.40 = 1,148.66/x
  3. Step 3: Cross multiply
    3,921.98x = 5,883.40 × 1,148.66
  4. Step 4: Simplify right side
    3,921.98x = 6,758,026.24
  5. Step 5: Solve for x
    x = 6,758,026.24/3,921.98
  6. Step 6: Final answer
    x = 1,723.12

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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.