Home / 4,229.05-6,343.57-1,307.29

Finding the Fourth Proportional to 4,229.05, 6,343.57 and 1,307.29

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Solution

The fourth proportional to 4,229.05, 6,343.57 and 1,307.29 is: 1,960.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,229.05 : 6,343.57 = 1,307.29 : x
  2. Step 2: Convert to fraction form
    4,229.05/6,343.57 = 1,307.29/x
  3. Step 3: Cross multiply
    4,229.05x = 6,343.57 × 1,307.29
  4. Step 4: Simplify right side
    4,229.05x = 8,292,871.40
  5. Step 5: Solve for x
    x = 8,292,871.40/4,229.05
  6. Step 6: Final answer
    x = 1,960.93

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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.