Home / 3,012.32-4,162.22-2,487.44

Finding the Fourth Proportional to 3,012.32, 4,162.22 and 2,487.44

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Solution

The fourth proportional to 3,012.32, 4,162.22 and 2,487.44 is: 3,436.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.32 : 4,162.22 = 2,487.44 : x
  2. Step 2: Convert to fraction form
    3,012.32/4,162.22 = 2,487.44/x
  3. Step 3: Cross multiply
    3,012.32x = 4,162.22 × 2,487.44
  4. Step 4: Simplify right side
    3,012.32x = 10,353,272.52
  5. Step 5: Solve for x
    x = 10,353,272.52/3,012.32
  6. Step 6: Final answer
    x = 3,436.98

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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.