Home / 2,318.08-3,479.68-1,163.52

Finding the Fourth Proportional to 2,318.08, 3,479.68 and 1,163.52

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Solution

The fourth proportional to 2,318.08, 3,479.68 and 1,163.52 is: 1,746.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.08 : 3,479.68 = 1,163.52 : x
  2. Step 2: Convert to fraction form
    2,318.08/3,479.68 = 1,163.52/x
  3. Step 3: Cross multiply
    2,318.08x = 3,479.68 × 1,163.52
  4. Step 4: Simplify right side
    2,318.08x = 4,048,677.27
  5. Step 5: Solve for x
    x = 4,048,677.27/2,318.08
  6. Step 6: Final answer
    x = 1,746.56

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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.