Home / 1,708.11-2,563.29-1,059.30

Finding the Fourth Proportional to 1,708.11, 2,563.29 and 1,059.30

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Solution

The fourth proportional to 1,708.11, 2,563.29 and 1,059.30 is: 1,589.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708.11 : 2,563.29 = 1,059.30 : x
  2. Step 2: Convert to fraction form
    1,708.11/2,563.29 = 1,059.30/x
  3. Step 3: Cross multiply
    1,708.11x = 2,563.29 × 1,059.30
  4. Step 4: Simplify right side
    1,708.11x = 2,715,293.10
  5. Step 5: Solve for x
    x = 2,715,293.10/1,708.11
  6. Step 6: Final answer
    x = 1,589.65

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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.