Home / 7,900.29-11,852.14-2,354.08

Finding the Fourth Proportional to 7,900.29, 11,852.14 and 2,354.08

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Solution

The fourth proportional to 7,900.29, 11,852.14 and 2,354.08 is: 3,531.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,900.29 : 11,852.14 = 2,354.08 : x
  2. Step 2: Convert to fraction form
    7,900.29/11,852.14 = 2,354.08/x
  3. Step 3: Cross multiply
    7,900.29x = 11,852.14 × 2,354.08
  4. Step 4: Simplify right side
    7,900.29x = 27,900,914.27
  5. Step 5: Solve for x
    x = 27,900,914.27/7,900.29
  6. Step 6: Final answer
    x = 3,531.63

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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.