Home / 6,891.20-10,307.62-4,675.04

Finding the Fourth Proportional to 6,891.20, 10,307.62 and 4,675.04

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Solution

The fourth proportional to 6,891.20, 10,307.62 and 4,675.04 is: 6,992.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891.20 : 10,307.62 = 4,675.04 : x
  2. Step 2: Convert to fraction form
    6,891.20/10,307.62 = 4,675.04/x
  3. Step 3: Cross multiply
    6,891.20x = 10,307.62 × 4,675.04
  4. Step 4: Simplify right side
    6,891.20x = 48,188,535.80
  5. Step 5: Solve for x
    x = 48,188,535.80/6,891.20
  6. Step 6: Final answer
    x = 6,992.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.