Home / 6,309.34-8,701.23-3,951.70

Finding the Fourth Proportional to 6,309.34, 8,701.23 and 3,951.70

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Solution

The fourth proportional to 6,309.34, 8,701.23 and 3,951.70 is: 5,449.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,309.34 : 8,701.23 = 3,951.70 : x
  2. Step 2: Convert to fraction form
    6,309.34/8,701.23 = 3,951.70/x
  3. Step 3: Cross multiply
    6,309.34x = 8,701.23 × 3,951.70
  4. Step 4: Simplify right side
    6,309.34x = 34,384,650.59
  5. Step 5: Solve for x
    x = 34,384,650.59/6,309.34
  6. Step 6: Final answer
    x = 5,449.80

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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.