Home / 7,949.77-11,917.35-2,752.01

Finding the Fourth Proportional to 7,949.77, 11,917.35 and 2,752.01

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Solution

The fourth proportional to 7,949.77, 11,917.35 and 2,752.01 is: 4,125.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949.77 : 11,917.35 = 2,752.01 : x
  2. Step 2: Convert to fraction form
    7,949.77/11,917.35 = 2,752.01/x
  3. Step 3: Cross multiply
    7,949.77x = 11,917.35 × 2,752.01
  4. Step 4: Simplify right side
    7,949.77x = 32,796,666.37
  5. Step 5: Solve for x
    x = 32,796,666.37/7,949.77
  6. Step 6: Final answer
    x = 4,125.49

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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.