Home / 6,188.24-9,278.30-2,855.12

Finding the Fourth Proportional to 6,188.24, 9,278.30 and 2,855.12

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Solution

The fourth proportional to 6,188.24, 9,278.30 and 2,855.12 is: 4,280.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,188.24 : 9,278.30 = 2,855.12 : x
  2. Step 2: Convert to fraction form
    6,188.24/9,278.30 = 2,855.12/x
  3. Step 3: Cross multiply
    6,188.24x = 9,278.30 × 2,855.12
  4. Step 4: Simplify right side
    6,188.24x = 26,490,659.90
  5. Step 5: Solve for x
    x = 26,490,659.90/6,188.24
  6. Step 6: Final answer
    x = 4,280.81

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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.