Home / 3,582.80-5,374.20-3,237.20

Finding the Fourth Proportional to 3,582.80, 5,374.20 and 3,237.20

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Solution

The fourth proportional to 3,582.80, 5,374.20 and 3,237.20 is: 4,855.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.80 : 5,374.20 = 3,237.20 : x
  2. Step 2: Convert to fraction form
    3,582.80/5,374.20 = 3,237.20/x
  3. Step 3: Cross multiply
    3,582.80x = 5,374.20 × 3,237.20
  4. Step 4: Simplify right side
    3,582.80x = 17,397,360.24
  5. Step 5: Solve for x
    x = 17,397,360.24/3,582.80
  6. Step 6: Final answer
    x = 4,855.80

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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.