Home / 7,134-9,849.96-5,805.68

Finding the Fourth Proportional to 7,134, 9,849.96 and 5,805.68

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Solution

The fourth proportional to 7,134, 9,849.96 and 5,805.68 is: 8,015.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134 : 9,849.96 = 5,805.68 : x
  2. Step 2: Convert to fraction form
    7,134/9,849.96 = 5,805.68/x
  3. Step 3: Cross multiply
    7,134x = 9,849.96 × 5,805.68
  4. Step 4: Simplify right side
    7,134x = 57,185,715.77
  5. Step 5: Solve for x
    x = 57,185,715.77/7,134
  6. Step 6: Final answer
    x = 8,015.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.