Home / 7,903.68-11,857.62-2,357.04

Finding the Fourth Proportional to 7,903.68, 11,857.62 and 2,357.04

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Solution

The fourth proportional to 7,903.68, 11,857.62 and 2,357.04 is: 3,536.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,903.68 : 11,857.62 = 2,357.04 : x
  2. Step 2: Convert to fraction form
    7,903.68/11,857.62 = 2,357.04/x
  3. Step 3: Cross multiply
    7,903.68x = 11,857.62 × 2,357.04
  4. Step 4: Simplify right side
    7,903.68x = 27,948,884.64
  5. Step 5: Solve for x
    x = 27,948,884.64/7,903.68
  6. Step 6: Final answer
    x = 3,536.19

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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.