Home / 7,104.20-10,656.32-3,204.05

Finding the Fourth Proportional to 7,104.20, 10,656.32 and 3,204.05

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Solution

The fourth proportional to 7,104.20, 10,656.32 and 3,204.05 is: 4,806.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104.20 : 10,656.32 = 3,204.05 : x
  2. Step 2: Convert to fraction form
    7,104.20/10,656.32 = 3,204.05/x
  3. Step 3: Cross multiply
    7,104.20x = 10,656.32 × 3,204.05
  4. Step 4: Simplify right side
    7,104.20x = 34,143,382.10
  5. Step 5: Solve for x
    x = 34,143,382.10/7,104.20
  6. Step 6: Final answer
    x = 4,806.08

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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.