Home / 7,642.46-11,466.96-3,201.17

Finding the Fourth Proportional to 7,642.46, 11,466.96 and 3,201.17

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Solution

The fourth proportional to 7,642.46, 11,466.96 and 3,201.17 is: 4,803.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,642.46 : 11,466.96 = 3,201.17 : x
  2. Step 2: Convert to fraction form
    7,642.46/11,466.96 = 3,201.17/x
  3. Step 3: Cross multiply
    7,642.46x = 11,466.96 × 3,201.17
  4. Step 4: Simplify right side
    7,642.46x = 36,707,631.01
  5. Step 5: Solve for x
    x = 36,707,631.01/7,642.46
  6. Step 6: Final answer
    x = 4,803.12

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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.