Home / 5,329.65-7,355.94-3,206.91

Finding the Fourth Proportional to 5,329.65, 7,355.94 and 3,206.91

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Solution

The fourth proportional to 5,329.65, 7,355.94 and 3,206.91 is: 4,426.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.65 : 7,355.94 = 3,206.91 : x
  2. Step 2: Convert to fraction form
    5,329.65/7,355.94 = 3,206.91/x
  3. Step 3: Cross multiply
    5,329.65x = 7,355.94 × 3,206.91
  4. Step 4: Simplify right side
    5,329.65x = 23,589,837.55
  5. Step 5: Solve for x
    x = 23,589,837.55/5,329.65
  6. Step 6: Final answer
    x = 4,426.15

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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.