Home / 5,722.15-7,895.65-3,204.36

Finding the Fourth Proportional to 5,722.15, 7,895.65 and 3,204.36

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Solution

The fourth proportional to 5,722.15, 7,895.65 and 3,204.36 is: 4,421.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.15 : 7,895.65 = 3,204.36 : x
  2. Step 2: Convert to fraction form
    5,722.15/7,895.65 = 3,204.36/x
  3. Step 3: Cross multiply
    5,722.15x = 7,895.65 × 3,204.36
  4. Step 4: Simplify right side
    5,722.15x = 25,300,538.65
  5. Step 5: Solve for x
    x = 25,300,538.65/5,722.15
  6. Step 6: Final answer
    x = 4,421.51

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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.