Home / 4,786.81-7,182.26-2,597.11

Finding the Fourth Proportional to 4,786.81, 7,182.26 and 2,597.11

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Solution

The fourth proportional to 4,786.81, 7,182.26 and 2,597.11 is: 3,896.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,786.81 : 7,182.26 = 2,597.11 : x
  2. Step 2: Convert to fraction form
    4,786.81/7,182.26 = 2,597.11/x
  3. Step 3: Cross multiply
    4,786.81x = 7,182.26 × 2,597.11
  4. Step 4: Simplify right side
    4,786.81x = 18,653,119.27
  5. Step 5: Solve for x
    x = 18,653,119.27/4,786.81
  6. Step 6: Final answer
    x = 3,896.77

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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.