Home / 3,848.80-5,769.06-1,658.56

Finding the Fourth Proportional to 3,848.80, 5,769.06 and 1,658.56

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Solution

The fourth proportional to 3,848.80, 5,769.06 and 1,658.56 is: 2,486.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.80 : 5,769.06 = 1,658.56 : x
  2. Step 2: Convert to fraction form
    3,848.80/5,769.06 = 1,658.56/x
  3. Step 3: Cross multiply
    3,848.80x = 5,769.06 × 1,658.56
  4. Step 4: Simplify right side
    3,848.80x = 9,568,332.15
  5. Step 5: Solve for x
    x = 9,568,332.15/3,848.80
  6. Step 6: Final answer
    x = 2,486.06

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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.