Home / 4,229.10-6,344.25-1,307.63

Finding the Fourth Proportional to 4,229.10, 6,344.25 and 1,307.63

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Solution

The fourth proportional to 4,229.10, 6,344.25 and 1,307.63 is: 1,961.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,229.10 : 6,344.25 = 1,307.63 : x
  2. Step 2: Convert to fraction form
    4,229.10/6,344.25 = 1,307.63/x
  3. Step 3: Cross multiply
    4,229.10x = 6,344.25 × 1,307.63
  4. Step 4: Simplify right side
    4,229.10x = 8,295,893.37
  5. Step 5: Solve for x
    x = 8,295,893.37/4,229.10
  6. Step 6: Final answer
    x = 1,961.62

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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.