Home / 5,340.24-7,363.98-3,855.24

Finding the Fourth Proportional to 5,340.24, 7,363.98 and 3,855.24

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Solution

The fourth proportional to 5,340.24, 7,363.98 and 3,855.24 is: 5,316.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.24 : 7,363.98 = 3,855.24 : x
  2. Step 2: Convert to fraction form
    5,340.24/7,363.98 = 3,855.24/x
  3. Step 3: Cross multiply
    5,340.24x = 7,363.98 × 3,855.24
  4. Step 4: Simplify right side
    5,340.24x = 28,389,910.26
  5. Step 5: Solve for x
    x = 28,389,910.26/5,340.24
  6. Step 6: Final answer
    x = 5,316.22

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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.