Home / 8,306.19-12,462.60-3,376.21

Finding the Fourth Proportional to 8,306.19, 12,462.60 and 3,376.21

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Solution

The fourth proportional to 8,306.19, 12,462.60 and 3,376.21 is: 5,065.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306.19 : 12,462.60 = 3,376.21 : x
  2. Step 2: Convert to fraction form
    8,306.19/12,462.60 = 3,376.21/x
  3. Step 3: Cross multiply
    8,306.19x = 12,462.60 × 3,376.21
  4. Step 4: Simplify right side
    8,306.19x = 42,076,354.75
  5. Step 5: Solve for x
    x = 42,076,354.75/8,306.19
  6. Step 6: Final answer
    x = 5,065.66

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1.5x scale

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.