Home / 4,311.10-6,466.65-3,447.10

Finding the Fourth Proportional to 4,311.10, 6,466.65 and 3,447.10

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Solution

The fourth proportional to 4,311.10, 6,466.65 and 3,447.10 is: 5,170.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,311.10 : 6,466.65 = 3,447.10 : x
  2. Step 2: Convert to fraction form
    4,311.10/6,466.65 = 3,447.10/x
  3. Step 3: Cross multiply
    4,311.10x = 6,466.65 × 3,447.10
  4. Step 4: Simplify right side
    4,311.10x = 22,291,189.22
  5. Step 5: Solve for x
    x = 22,291,189.22/4,311.10
  6. Step 6: Final answer
    x = 5,170.65

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Half 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.