Home / 7,849.77-11,769.18-3,952.05

Finding the Fourth Proportional to 7,849.77, 11,769.18 and 3,952.05

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Solution

The fourth proportional to 7,849.77, 11,769.18 and 3,952.05 is: 5,925.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849.77 : 11,769.18 = 3,952.05 : x
  2. Step 2: Convert to fraction form
    7,849.77/11,769.18 = 3,952.05/x
  3. Step 3: Cross multiply
    7,849.77x = 11,769.18 × 3,952.05
  4. Step 4: Simplify right side
    7,849.77x = 46,512,387.82
  5. Step 5: Solve for x
    x = 46,512,387.82/7,849.77
  6. Step 6: Final answer
    x = 5,925.32

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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.