Home / 3,229.15-4,454.57-2,110.74

Finding the Fourth Proportional to 3,229.15, 4,454.57 and 2,110.74

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Solution

The fourth proportional to 3,229.15, 4,454.57 and 2,110.74 is: 2,911.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.15 : 4,454.57 = 2,110.74 : x
  2. Step 2: Convert to fraction form
    3,229.15/4,454.57 = 2,110.74/x
  3. Step 3: Cross multiply
    3,229.15x = 4,454.57 × 2,110.74
  4. Step 4: Simplify right side
    3,229.15x = 9,402,444.36
  5. Step 5: Solve for x
    x = 9,402,444.36/3,229.15
  6. Step 6: Final answer
    x = 2,911.74

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Half scale
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Double scale
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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.