Home / 3,165.61-4,749.44-1,522.28

Finding the Fourth Proportional to 3,165.61, 4,749.44 and 1,522.28

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Solution

The fourth proportional to 3,165.61, 4,749.44 and 1,522.28 is: 2,283.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.61 : 4,749.44 = 1,522.28 : x
  2. Step 2: Convert to fraction form
    3,165.61/4,749.44 = 1,522.28/x
  3. Step 3: Cross multiply
    3,165.61x = 4,749.44 × 1,522.28
  4. Step 4: Simplify right side
    3,165.61x = 7,229,977.52
  5. Step 5: Solve for x
    x = 7,229,977.52/3,165.61
  6. Step 6: Final answer
    x = 2,283.91

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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.