Home / 3,287.05-4,925.10-2,311.11

Finding the Fourth Proportional to 3,287.05, 4,925.10 and 2,311.11

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Solution

The fourth proportional to 3,287.05, 4,925.10 and 2,311.11 is: 3,462.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287.05 : 4,925.10 = 2,311.11 : x
  2. Step 2: Convert to fraction form
    3,287.05/4,925.10 = 2,311.11/x
  3. Step 3: Cross multiply
    3,287.05x = 4,925.10 × 2,311.11
  4. Step 4: Simplify right side
    3,287.05x = 11,382,447.86
  5. Step 5: Solve for x
    x = 11,382,447.86/3,287.05
  6. Step 6: Final answer
    x = 3,462.82

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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.