Home / 1,163.59-1,743.89-545.93

Finding the Fourth Proportional to 1,163.59, 1,743.89 and 545.93

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Solution

The fourth proportional to 1,163.59, 1,743.89 and 545.93 is: 818.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163.59 : 1,743.89 = 545.93 : x
  2. Step 2: Convert to fraction form
    1,163.59/1,743.89 = 545.93/x
  3. Step 3: Cross multiply
    1,163.59x = 1,743.89 × 545.93
  4. Step 4: Simplify right side
    1,163.59x = 952,041.87
  5. Step 5: Solve for x
    x = 952,041.87/1,163.59
  6. Step 6: Final answer
    x = 818.19

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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.