Home / 4,964.50-7,419.29-3,986.02

Finding the Fourth Proportional to 4,964.50, 7,419.29 and 3,986.02

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Solution

The fourth proportional to 4,964.50, 7,419.29 and 3,986.02 is: 5,956.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,964.50 : 7,419.29 = 3,986.02 : x
  2. Step 2: Convert to fraction form
    4,964.50/7,419.29 = 3,986.02/x
  3. Step 3: Cross multiply
    4,964.50x = 7,419.29 × 3,986.02
  4. Step 4: Simplify right side
    4,964.50x = 29,573,438.33
  5. Step 5: Solve for x
    x = 29,573,438.33/4,964.50
  6. Step 6: Final answer
    x = 5,956.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.