Home / 3,348.06-4,621.91-2,230.86

Finding the Fourth Proportional to 3,348.06, 4,621.91 and 2,230.86

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Solution

The fourth proportional to 3,348.06, 4,621.91 and 2,230.86 is: 3,079.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.06 : 4,621.91 = 2,230.86 : x
  2. Step 2: Convert to fraction form
    3,348.06/4,621.91 = 2,230.86/x
  3. Step 3: Cross multiply
    3,348.06x = 4,621.91 × 2,230.86
  4. Step 4: Simplify right side
    3,348.06x = 10,310,834.14
  5. Step 5: Solve for x
    x = 10,310,834.14/3,348.06
  6. Step 6: Final answer
    x = 3,079.64

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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.