Home / 7,844.04-11,764.85-2,912.36

Finding the Fourth Proportional to 7,844.04, 11,764.85 and 2,912.36

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Solution

The fourth proportional to 7,844.04, 11,764.85 and 2,912.36 is: 4,368.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.04 : 11,764.85 = 2,912.36 : x
  2. Step 2: Convert to fraction form
    7,844.04/11,764.85 = 2,912.36/x
  3. Step 3: Cross multiply
    7,844.04x = 11,764.85 × 2,912.36
  4. Step 4: Simplify right side
    7,844.04x = 34,263,405.16
  5. Step 5: Solve for x
    x = 34,263,405.16/7,844.04
  6. Step 6: Final answer
    x = 4,368.08

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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.