Home / 2,246.76-3,101.22-2,173.80

Finding the Fourth Proportional to 2,246.76, 3,101.22 and 2,173.80

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Solution

The fourth proportional to 2,246.76, 3,101.22 and 2,173.80 is: 3,000.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,246.76 : 3,101.22 = 2,173.80 : x
  2. Step 2: Convert to fraction form
    2,246.76/3,101.22 = 2,173.80/x
  3. Step 3: Cross multiply
    2,246.76x = 3,101.22 × 2,173.80
  4. Step 4: Simplify right side
    2,246.76x = 6,741,432.04
  5. Step 5: Solve for x
    x = 6,741,432.04/2,246.76
  6. Step 6: Final answer
    x = 3,000.51

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Half scale
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Double scale
Find fourth proportional to 2,247.76, 3,102.60 and 2,174.80
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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.