Home / 5,089.26-7,633.80-2,169.57

Finding the Fourth Proportional to 5,089.26, 7,633.80 and 2,169.57

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Solution

The fourth proportional to 5,089.26, 7,633.80 and 2,169.57 is: 3,254.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.26 : 7,633.80 = 2,169.57 : x
  2. Step 2: Convert to fraction form
    5,089.26/7,633.80 = 2,169.57/x
  3. Step 3: Cross multiply
    5,089.26x = 7,633.80 × 2,169.57
  4. Step 4: Simplify right side
    5,089.26x = 16,562,063.47
  5. Step 5: Solve for x
    x = 16,562,063.47/5,089.26
  6. Step 6: Final answer
    x = 3,254.32

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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.