Home / 1,470.71-2,207.75-1,163.58

Finding the Fourth Proportional to 1,470.71, 2,207.75 and 1,163.58

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Solution

The fourth proportional to 1,470.71, 2,207.75 and 1,163.58 is: 1,746.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470.71 : 2,207.75 = 1,163.58 : x
  2. Step 2: Convert to fraction form
    1,470.71/2,207.75 = 1,163.58/x
  3. Step 3: Cross multiply
    1,470.71x = 2,207.75 × 1,163.58
  4. Step 4: Simplify right side
    1,470.71x = 2,568,887.93
  5. Step 5: Solve for x
    x = 2,568,887.93/1,470.71
  6. Step 6: Final answer
    x = 1,746.71

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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.