Home / 6,729.28-9,295.20-4,629.76

Finding the Fourth Proportional to 6,729.28, 9,295.20 and 4,629.76

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Solution

The fourth proportional to 6,729.28, 9,295.20 and 4,629.76 is: 6,395.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,729.28 : 9,295.20 = 4,629.76 : x
  2. Step 2: Convert to fraction form
    6,729.28/9,295.20 = 4,629.76/x
  3. Step 3: Cross multiply
    6,729.28x = 9,295.20 × 4,629.76
  4. Step 4: Simplify right side
    6,729.28x = 43,034,545.15
  5. Step 5: Solve for x
    x = 43,034,545.15/6,729.28
  6. Step 6: Final answer
    x = 6,395.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.