Home / 9,057.66-13,588.30-3,214.72

Finding the Fourth Proportional to 9,057.66, 13,588.30 and 3,214.72

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Solution

The fourth proportional to 9,057.66, 13,588.30 and 3,214.72 is: 4,822.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,057.66 : 13,588.30 = 3,214.72 : x
  2. Step 2: Convert to fraction form
    9,057.66/13,588.30 = 3,214.72/x
  3. Step 3: Cross multiply
    9,057.66x = 13,588.30 × 3,214.72
  4. Step 4: Simplify right side
    9,057.66x = 43,682,579.78
  5. Step 5: Solve for x
    x = 43,682,579.78/9,057.66
  6. Step 6: Final answer
    x = 4,822.72

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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.