Home / 5,701.30-7,868.18-3,183.90

Finding the Fourth Proportional to 5,701.30, 7,868.18 and 3,183.90

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Solution

The fourth proportional to 5,701.30, 7,868.18 and 3,183.90 is: 4,394.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,701.30 : 7,868.18 = 3,183.90 : x
  2. Step 2: Convert to fraction form
    5,701.30/7,868.18 = 3,183.90/x
  3. Step 3: Cross multiply
    5,701.30x = 7,868.18 × 3,183.90
  4. Step 4: Simplify right side
    5,701.30x = 25,051,498.30
  5. Step 5: Solve for x
    x = 25,051,498.30/5,701.30
  6. Step 6: Final answer
    x = 4,394.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.