Home / 7,950.04-11,921.30-2,949.01

Finding the Fourth Proportional to 7,950.04, 11,921.30 and 2,949.01

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Solution

The fourth proportional to 7,950.04, 11,921.30 and 2,949.01 is: 4,422.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,950.04 : 11,921.30 = 2,949.01 : x
  2. Step 2: Convert to fraction form
    7,950.04/11,921.30 = 2,949.01/x
  3. Step 3: Cross multiply
    7,950.04x = 11,921.30 × 2,949.01
  4. Step 4: Simplify right side
    7,950.04x = 35,155,958.56
  5. Step 5: Solve for x
    x = 35,155,958.56/7,950.04
  6. Step 6: Final answer
    x = 4,422.11

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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.