Home / 5,689.26-8,537.73-1,991.52

Finding the Fourth Proportional to 5,689.26, 8,537.73 and 1,991.52

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Solution

The fourth proportional to 5,689.26, 8,537.73 and 1,991.52 is: 2,988.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,689.26 : 8,537.73 = 1,991.52 : x
  2. Step 2: Convert to fraction form
    5,689.26/8,537.73 = 1,991.52/x
  3. Step 3: Cross multiply
    5,689.26x = 8,537.73 × 1,991.52
  4. Step 4: Simplify right side
    5,689.26x = 17,003,060.05
  5. Step 5: Solve for x
    x = 17,003,060.05/5,689.26
  6. Step 6: Final answer
    x = 2,988.62

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1.5x scale

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.