Home / 5,311.12-7,969.11-2,024.95

Finding the Fourth Proportional to 5,311.12, 7,969.11 and 2,024.95

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Solution

The fourth proportional to 5,311.12, 7,969.11 and 2,024.95 is: 3,038.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311.12 : 7,969.11 = 2,024.95 : x
  2. Step 2: Convert to fraction form
    5,311.12/7,969.11 = 2,024.95/x
  3. Step 3: Cross multiply
    5,311.12x = 7,969.11 × 2,024.95
  4. Step 4: Simplify right side
    5,311.12x = 16,137,049.29
  5. Step 5: Solve for x
    x = 16,137,049.29/5,311.12
  6. Step 6: Final answer
    x = 3,038.35

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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.