Home / 8,204.26-12,314.58-4,316.86

Finding the Fourth Proportional to 8,204.26, 12,314.58 and 4,316.86

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Solution

The fourth proportional to 8,204.26, 12,314.58 and 4,316.86 is: 6,479.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,204.26 : 12,314.58 = 4,316.86 : x
  2. Step 2: Convert to fraction form
    8,204.26/12,314.58 = 4,316.86/x
  3. Step 3: Cross multiply
    8,204.26x = 12,314.58 × 4,316.86
  4. Step 4: Simplify right side
    8,204.26x = 53,160,317.82
  5. Step 5: Solve for x
    x = 53,160,317.82/8,204.26
  6. Step 6: Final answer
    x = 6,479.60

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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.