Home / 4,207.77-6,279.23-3,695.85

Finding the Fourth Proportional to 4,207.77, 6,279.23 and 3,695.85

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Solution

The fourth proportional to 4,207.77, 6,279.23 and 3,695.85 is: 5,515.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.77 : 6,279.23 = 3,695.85 : x
  2. Step 2: Convert to fraction form
    4,207.77/6,279.23 = 3,695.85/x
  3. Step 3: Cross multiply
    4,207.77x = 6,279.23 × 3,695.85
  4. Step 4: Simplify right side
    4,207.77x = 23,207,101.44
  5. Step 5: Solve for x
    x = 23,207,101.44/4,207.77
  6. Step 6: Final answer
    x = 5,515.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.