Home / 2,624.91-3,938.73-1,163.72

Finding the Fourth Proportional to 2,624.91, 3,938.73 and 1,163.72

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Solution

The fourth proportional to 2,624.91, 3,938.73 and 1,163.72 is: 1,746.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.91 : 3,938.73 = 1,163.72 : x
  2. Step 2: Convert to fraction form
    2,624.91/3,938.73 = 1,163.72/x
  3. Step 3: Cross multiply
    2,624.91x = 3,938.73 × 1,163.72
  4. Step 4: Simplify right side
    2,624.91x = 4,583,588.72
  5. Step 5: Solve for x
    x = 4,583,588.72/2,624.91
  6. Step 6: Final answer
    x = 1,746.19

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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.