Home / 2,633.66-3,950.52-2,170.50

Finding the Fourth Proportional to 2,633.66, 3,950.52 and 2,170.50

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Solution

The fourth proportional to 2,633.66, 3,950.52 and 2,170.50 is: 3,255.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,633.66 : 3,950.52 = 2,170.50 : x
  2. Step 2: Convert to fraction form
    2,633.66/3,950.52 = 2,170.50/x
  3. Step 3: Cross multiply
    2,633.66x = 3,950.52 × 2,170.50
  4. Step 4: Simplify right side
    2,633.66x = 8,574,592.92
  5. Step 5: Solve for x
    x = 8,574,592.92/2,633.66
  6. Step 6: Final answer
    x = 3,255.77

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Half scale
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Double scale
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Similar ratio
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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.