Home / 6,602-9,110.78-3,808.04

Finding the Fourth Proportional to 6,602, 9,110.78 and 3,808.04

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Solution

The fourth proportional to 6,602, 9,110.78 and 3,808.04 is: 5,255.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,602 : 9,110.78 = 3,808.04 : x
  2. Step 2: Convert to fraction form
    6,602/9,110.78 = 3,808.04/x
  3. Step 3: Cross multiply
    6,602x = 9,110.78 × 3,808.04
  4. Step 4: Simplify right side
    6,602x = 34,694,214.67
  5. Step 5: Solve for x
    x = 34,694,214.67/6,602
  6. Step 6: Final answer
    x = 5,255.11

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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.