Home / 7,776.56-11,666.63-2,512.04

Finding the Fourth Proportional to 7,776.56, 11,666.63 and 2,512.04

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Solution

The fourth proportional to 7,776.56, 11,666.63 and 2,512.04 is: 3,768.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776.56 : 11,666.63 = 2,512.04 : x
  2. Step 2: Convert to fraction form
    7,776.56/11,666.63 = 2,512.04/x
  3. Step 3: Cross multiply
    7,776.56x = 11,666.63 × 2,512.04
  4. Step 4: Simplify right side
    7,776.56x = 29,306,989.17
  5. Step 5: Solve for x
    x = 29,306,989.17/7,776.56
  6. Step 6: Final answer
    x = 3,768.63

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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.