Home / 3,305.24-4,956.02-1,455.20

Finding the Fourth Proportional to 3,305.24, 4,956.02 and 1,455.20

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Solution

The fourth proportional to 3,305.24, 4,956.02 and 1,455.20 is: 2,181.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.24 : 4,956.02 = 1,455.20 : x
  2. Step 2: Convert to fraction form
    3,305.24/4,956.02 = 1,455.20/x
  3. Step 3: Cross multiply
    3,305.24x = 4,956.02 × 1,455.20
  4. Step 4: Simplify right side
    3,305.24x = 7,212,000.30
  5. Step 5: Solve for x
    x = 7,212,000.30/3,305.24
  6. Step 6: Final answer
    x = 2,181.99

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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.