Home / 6,283.20-8,672.36-3,632.20

Finding the Fourth Proportional to 6,283.20, 8,672.36 and 3,632.20

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Solution

The fourth proportional to 6,283.20, 8,672.36 and 3,632.20 is: 5,013.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,283.20 : 8,672.36 = 3,632.20 : x
  2. Step 2: Convert to fraction form
    6,283.20/8,672.36 = 3,632.20/x
  3. Step 3: Cross multiply
    6,283.20x = 8,672.36 × 3,632.20
  4. Step 4: Simplify right side
    6,283.20x = 31,499,745.99
  5. Step 5: Solve for x
    x = 31,499,745.99/6,283.20
  6. Step 6: Final answer
    x = 5,013.33

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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.