Home / 7,808.94-11,713.55-2,876.04

Finding the Fourth Proportional to 7,808.94, 11,713.55 and 2,876.04

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Solution

The fourth proportional to 7,808.94, 11,713.55 and 2,876.04 is: 4,314.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,808.94 : 11,713.55 = 2,876.04 : x
  2. Step 2: Convert to fraction form
    7,808.94/11,713.55 = 2,876.04/x
  3. Step 3: Cross multiply
    7,808.94x = 11,713.55 × 2,876.04
  4. Step 4: Simplify right side
    7,808.94x = 33,688,623.96
  5. Step 5: Solve for x
    x = 33,688,623.96/7,808.94
  6. Step 6: Final answer
    x = 4,314.11

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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.