Home / 8,195.72-12,302.70-4,245.93

Finding the Fourth Proportional to 8,195.72, 12,302.70 and 4,245.93

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Solution

The fourth proportional to 8,195.72, 12,302.70 and 4,245.93 is: 6,373.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,195.72 : 12,302.70 = 4,245.93 : x
  2. Step 2: Convert to fraction form
    8,195.72/12,302.70 = 4,245.93/x
  3. Step 3: Cross multiply
    8,195.72x = 12,302.70 × 4,245.93
  4. Step 4: Simplify right side
    8,195.72x = 52,236,403.01
  5. Step 5: Solve for x
    x = 52,236,403.01/8,195.72
  6. Step 6: Final answer
    x = 6,373.62

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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.