Home / 6,108.30-9,182.70-5,306.40

Finding the Fourth Proportional to 6,108.30, 9,182.70 and 5,306.40

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Solution

The fourth proportional to 6,108.30, 9,182.70 and 5,306.40 is: 7,977.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,108.30 : 9,182.70 = 5,306.40 : x
  2. Step 2: Convert to fraction form
    6,108.30/9,182.70 = 5,306.40/x
  3. Step 3: Cross multiply
    6,108.30x = 9,182.70 × 5,306.40
  4. Step 4: Simplify right side
    6,108.30x = 48,727,079.28
  5. Step 5: Solve for x
    x = 48,727,079.28/6,108.30
  6. Step 6: Final answer
    x = 7,977.19

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.