Home / 5,708.52-8,562.72-1,813.23

Finding the Fourth Proportional to 5,708.52, 8,562.72 and 1,813.23

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Solution

The fourth proportional to 5,708.52, 8,562.72 and 1,813.23 is: 2,719.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,708.52 : 8,562.72 = 1,813.23 : x
  2. Step 2: Convert to fraction form
    5,708.52/8,562.72 = 1,813.23/x
  3. Step 3: Cross multiply
    5,708.52x = 8,562.72 × 1,813.23
  4. Step 4: Simplify right side
    5,708.52x = 15,526,180.79
  5. Step 5: Solve for x
    x = 15,526,180.79/5,708.52
  6. Step 6: Final answer
    x = 2,719.83

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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.