Home / 6,175.08-8,521.92-3,380.76

Finding the Fourth Proportional to 6,175.08, 8,521.92 and 3,380.76

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Solution

The fourth proportional to 6,175.08, 8,521.92 and 3,380.76 is: 4,665.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,175.08 : 8,521.92 = 3,380.76 : x
  2. Step 2: Convert to fraction form
    6,175.08/8,521.92 = 3,380.76/x
  3. Step 3: Cross multiply
    6,175.08x = 8,521.92 × 3,380.76
  4. Step 4: Simplify right side
    6,175.08x = 28,810,566.26
  5. Step 5: Solve for x
    x = 28,810,566.26/6,175.08
  6. Step 6: Final answer
    x = 4,665.62

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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.