Home / 3,167.05-4,749.18-1,217.88

Finding the Fourth Proportional to 3,167.05, 4,749.18 and 1,217.88

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Solution

The fourth proportional to 3,167.05, 4,749.18 and 1,217.88 is: 1,826.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.05 : 4,749.18 = 1,217.88 : x
  2. Step 2: Convert to fraction form
    3,167.05/4,749.18 = 1,217.88/x
  3. Step 3: Cross multiply
    3,167.05x = 4,749.18 × 1,217.88
  4. Step 4: Simplify right side
    3,167.05x = 5,783,931.34
  5. Step 5: Solve for x
    x = 5,783,931.34/3,167.05
  6. Step 6: Final answer
    x = 1,826.28

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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.