Home / 9,775.86-14,664.66-2,755.94

Finding the Fourth Proportional to 9,775.86, 14,664.66 and 2,755.94

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Solution

The fourth proportional to 9,775.86, 14,664.66 and 2,755.94 is: 4,134.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,775.86 : 14,664.66 = 2,755.94 : x
  2. Step 2: Convert to fraction form
    9,775.86/14,664.66 = 2,755.94/x
  3. Step 3: Cross multiply
    9,775.86x = 14,664.66 × 2,755.94
  4. Step 4: Simplify right side
    9,775.86x = 40,414,959.74
  5. Step 5: Solve for x
    x = 40,414,959.74/9,775.86
  6. Step 6: Final answer
    x = 4,134.16

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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.