Home / 5,515.14-8,273.93-1,817.22

Finding the Fourth Proportional to 5,515.14, 8,273.93 and 1,817.22

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Solution

The fourth proportional to 5,515.14, 8,273.93 and 1,817.22 is: 2,726.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515.14 : 8,273.93 = 1,817.22 : x
  2. Step 2: Convert to fraction form
    5,515.14/8,273.93 = 1,817.22/x
  3. Step 3: Cross multiply
    5,515.14x = 8,273.93 × 1,817.22
  4. Step 4: Simplify right side
    5,515.14x = 15,035,551.07
  5. Step 5: Solve for x
    x = 15,035,551.07/5,515.14
  6. Step 6: Final answer
    x = 2,726.23

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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.