Home / 9,383.85-12,951.90-6,197.72

Finding the Fourth Proportional to 9,383.85, 12,951.90 and 6,197.72

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Solution

The fourth proportional to 9,383.85, 12,951.90 and 6,197.72 is: 8,554.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,383.85 : 12,951.90 = 6,197.72 : x
  2. Step 2: Convert to fraction form
    9,383.85/12,951.90 = 6,197.72/x
  3. Step 3: Cross multiply
    9,383.85x = 12,951.90 × 6,197.72
  4. Step 4: Simplify right side
    9,383.85x = 80,272,184.91
  5. Step 5: Solve for x
    x = 80,272,184.91/9,383.85
  6. Step 6: Final answer
    x = 8,554.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.