Home / 5,719.09-8,577.76-1,559.43

Finding the Fourth Proportional to 5,719.09, 8,577.76 and 1,559.43

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Solution

The fourth proportional to 5,719.09, 8,577.76 and 1,559.43 is: 2,338.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,719.09 : 8,577.76 = 1,559.43 : x
  2. Step 2: Convert to fraction form
    5,719.09/8,577.76 = 1,559.43/x
  3. Step 3: Cross multiply
    5,719.09x = 8,577.76 × 1,559.43
  4. Step 4: Simplify right side
    5,719.09x = 13,376,444.54
  5. Step 5: Solve for x
    x = 13,376,444.54/5,719.09
  6. Step 6: Final answer
    x = 2,338.91

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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.