Home / 6,635.06-9,156.60-3,651.11

Finding the Fourth Proportional to 6,635.06, 9,156.60 and 3,651.11

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Solution

The fourth proportional to 6,635.06, 9,156.60 and 3,651.11 is: 5,038.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635.06 : 9,156.60 = 3,651.11 : x
  2. Step 2: Convert to fraction form
    6,635.06/9,156.60 = 3,651.11/x
  3. Step 3: Cross multiply
    6,635.06x = 9,156.60 × 3,651.11
  4. Step 4: Simplify right side
    6,635.06x = 33,431,753.83
  5. Step 5: Solve for x
    x = 33,431,753.83/6,635.06
  6. Step 6: Final answer
    x = 5,038.65

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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.