Home / 3,095.20-4,625.24-2,231.20

Finding the Fourth Proportional to 3,095.20, 4,625.24 and 2,231.20

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Solution

The fourth proportional to 3,095.20, 4,625.24 and 2,231.20 is: 3,334.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.20 : 4,625.24 = 2,231.20 : x
  2. Step 2: Convert to fraction form
    3,095.20/4,625.24 = 2,231.20/x
  3. Step 3: Cross multiply
    3,095.20x = 4,625.24 × 2,231.20
  4. Step 4: Simplify right side
    3,095.20x = 10,319,835.49
  5. Step 5: Solve for x
    x = 10,319,835.49/3,095.20
  6. Step 6: Final answer
    x = 3,334.14

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.