Home / 6,306.13-8,702.33-3,949.57

Finding the Fourth Proportional to 6,306.13, 8,702.33 and 3,949.57

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Solution

The fourth proportional to 6,306.13, 8,702.33 and 3,949.57 is: 5,450.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,306.13 : 8,702.33 = 3,949.57 : x
  2. Step 2: Convert to fraction form
    6,306.13/8,702.33 = 3,949.57/x
  3. Step 3: Cross multiply
    6,306.13x = 8,702.33 × 3,949.57
  4. Step 4: Simplify right side
    6,306.13x = 34,370,461.50
  5. Step 5: Solve for x
    x = 34,370,461.50/6,306.13
  6. Step 6: Final answer
    x = 5,450.33

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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.