Home / 2,904.85-4,351.20-2,173.42

Finding the Fourth Proportional to 2,904.85, 4,351.20 and 2,173.42

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Solution

The fourth proportional to 2,904.85, 4,351.20 and 2,173.42 is: 3,255.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904.85 : 4,351.20 = 2,173.42 : x
  2. Step 2: Convert to fraction form
    2,904.85/4,351.20 = 2,173.42/x
  3. Step 3: Cross multiply
    2,904.85x = 4,351.20 × 2,173.42
  4. Step 4: Simplify right side
    2,904.85x = 9,456,985.10
  5. Step 5: Solve for x
    x = 9,456,985.10/2,904.85
  6. Step 6: Final answer
    x = 3,255.58

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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.