Home / 3,165.72-4,749.59-1,522.39

Finding the Fourth Proportional to 3,165.72, 4,749.59 and 1,522.39

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Solution

The fourth proportional to 3,165.72, 4,749.59 and 1,522.39 is: 2,284.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.72 : 4,749.59 = 1,522.39 : x
  2. Step 2: Convert to fraction form
    3,165.72/4,749.59 = 1,522.39/x
  3. Step 3: Cross multiply
    3,165.72x = 4,749.59 × 1,522.39
  4. Step 4: Simplify right side
    3,165.72x = 7,230,728.32
  5. Step 5: Solve for x
    x = 7,230,728.32/3,165.72
  6. Step 6: Final answer
    x = 2,284.07

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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.