Home / 5,760.81-8,642.07-2,473.92

Finding the Fourth Proportional to 5,760.81, 8,642.07 and 2,473.92

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Solution

The fourth proportional to 5,760.81, 8,642.07 and 2,473.92 is: 3,711.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760.81 : 8,642.07 = 2,473.92 : x
  2. Step 2: Convert to fraction form
    5,760.81/8,642.07 = 2,473.92/x
  3. Step 3: Cross multiply
    5,760.81x = 8,642.07 × 2,473.92
  4. Step 4: Simplify right side
    5,760.81x = 21,379,789.81
  5. Step 5: Solve for x
    x = 21,379,789.81/5,760.81
  6. Step 6: Final answer
    x = 3,711.25

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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.