Home / 7,885.04-11,829.78-2,338.37

Finding the Fourth Proportional to 7,885.04, 11,829.78 and 2,338.37

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Solution

The fourth proportional to 7,885.04, 11,829.78 and 2,338.37 is: 3,508.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,885.04 : 11,829.78 = 2,338.37 : x
  2. Step 2: Convert to fraction form
    7,885.04/11,829.78 = 2,338.37/x
  3. Step 3: Cross multiply
    7,885.04x = 11,829.78 × 2,338.37
  4. Step 4: Simplify right side
    7,885.04x = 27,662,343.51
  5. Step 5: Solve for x
    x = 27,662,343.51/7,885.04
  6. Step 6: Final answer
    x = 3,508.21

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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.