Home / 2,004.90-3,002.04-1,416.72

Finding the Fourth Proportional to 2,004.90, 3,002.04 and 1,416.72

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Solution

The fourth proportional to 2,004.90, 3,002.04 and 1,416.72 is: 2,121.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004.90 : 3,002.04 = 1,416.72 : x
  2. Step 2: Convert to fraction form
    2,004.90/3,002.04 = 1,416.72/x
  3. Step 3: Cross multiply
    2,004.90x = 3,002.04 × 1,416.72
  4. Step 4: Simplify right side
    2,004.90x = 4,253,050.11
  5. Step 5: Solve for x
    x = 4,253,050.11/2,004.90
  6. Step 6: Final answer
    x = 2,121.33

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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.