Home / 8,341.15-12,516.66-3,079.83

Finding the Fourth Proportional to 8,341.15, 12,516.66 and 3,079.83

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Solution

The fourth proportional to 8,341.15, 12,516.66 and 3,079.83 is: 4,621.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341.15 : 12,516.66 = 3,079.83 : x
  2. Step 2: Convert to fraction form
    8,341.15/12,516.66 = 3,079.83/x
  3. Step 3: Cross multiply
    8,341.15x = 12,516.66 × 3,079.83
  4. Step 4: Simplify right side
    8,341.15x = 38,549,138.03
  5. Step 5: Solve for x
    x = 38,549,138.03/8,341.15
  6. Step 6: Final answer
    x = 4,621.56

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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.