Home / 8,306.16-12,462.62-3,376.19

Finding the Fourth Proportional to 8,306.16, 12,462.62 and 3,376.19

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Solution

The fourth proportional to 8,306.16, 12,462.62 and 3,376.19 is: 5,065.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306.16 : 12,462.62 = 3,376.19 : x
  2. Step 2: Convert to fraction form
    8,306.16/12,462.62 = 3,376.19/x
  3. Step 3: Cross multiply
    8,306.16x = 12,462.62 × 3,376.19
  4. Step 4: Simplify right side
    8,306.16x = 42,076,173.02
  5. Step 5: Solve for x
    x = 42,076,173.02/8,306.16
  6. Step 6: Final answer
    x = 5,065.66

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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.