Home / 5,708.51-8,562.73-1,813.22

Finding the Fourth Proportional to 5,708.51, 8,562.73 and 1,813.22

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Solution

The fourth proportional to 5,708.51, 8,562.73 and 1,813.22 is: 2,719.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,708.51 : 8,562.73 = 1,813.22 : x
  2. Step 2: Convert to fraction form
    5,708.51/8,562.73 = 1,813.22/x
  3. Step 3: Cross multiply
    5,708.51x = 8,562.73 × 1,813.22
  4. Step 4: Simplify right side
    5,708.51x = 15,526,113.29
  5. Step 5: Solve for x
    x = 15,526,113.29/5,708.51
  6. Step 6: Final answer
    x = 2,719.82

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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.