Home / 4,229.22-6,343.83-1,307.46

Finding the Fourth Proportional to 4,229.22, 6,343.83 and 1,307.46

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Solution

The fourth proportional to 4,229.22, 6,343.83 and 1,307.46 is: 1,961.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,229.22 : 6,343.83 = 1,307.46 : x
  2. Step 2: Convert to fraction form
    4,229.22/6,343.83 = 1,307.46/x
  3. Step 3: Cross multiply
    4,229.22x = 6,343.83 × 1,307.46
  4. Step 4: Simplify right side
    4,229.22x = 8,294,303.97
  5. Step 5: Solve for x
    x = 8,294,303.97/4,229.22
  6. Step 6: Final answer
    x = 1,961.19

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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.