Home / 3,348.43-5,021.18-1,788.08

Finding the Fourth Proportional to 3,348.43, 5,021.18 and 1,788.08

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Solution

The fourth proportional to 3,348.43, 5,021.18 and 1,788.08 is: 2,681.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.43 : 5,021.18 = 1,788.08 : x
  2. Step 2: Convert to fraction form
    3,348.43/5,021.18 = 1,788.08/x
  3. Step 3: Cross multiply
    3,348.43x = 5,021.18 × 1,788.08
  4. Step 4: Simplify right side
    3,348.43x = 8,978,271.53
  5. Step 5: Solve for x
    x = 8,978,271.53/3,348.43
  6. Step 6: Final answer
    x = 2,681.34

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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.