Home / 4,581.36-6,867.24-2,117.79

Finding the Fourth Proportional to 4,581.36, 6,867.24 and 2,117.79

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Solution

The fourth proportional to 4,581.36, 6,867.24 and 2,117.79 is: 3,174.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,581.36 : 6,867.24 = 2,117.79 : x
  2. Step 2: Convert to fraction form
    4,581.36/6,867.24 = 2,117.79/x
  3. Step 3: Cross multiply
    4,581.36x = 6,867.24 × 2,117.79
  4. Step 4: Simplify right side
    4,581.36x = 14,543,372.20
  5. Step 5: Solve for x
    x = 14,543,372.20/4,581.36
  6. Step 6: Final answer
    x = 3,174.47

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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.