Home / 4,229.07-6,343.92-1,307.36

Finding the Fourth Proportional to 4,229.07, 6,343.92 and 1,307.36

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Solution

The fourth proportional to 4,229.07, 6,343.92 and 1,307.36 is: 1,961.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,229.07 : 6,343.92 = 1,307.36 : x
  2. Step 2: Convert to fraction form
    4,229.07/6,343.92 = 1,307.36/x
  3. Step 3: Cross multiply
    4,229.07x = 6,343.92 × 1,307.36
  4. Step 4: Simplify right side
    4,229.07x = 8,293,755.53
  5. Step 5: Solve for x
    x = 8,293,755.53/4,229.07
  6. Step 6: Final answer
    x = 1,961.13

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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.