Home / 5,725.28-8,588.22-1,829.38

Finding the Fourth Proportional to 5,725.28, 8,588.22 and 1,829.38

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Solution

The fourth proportional to 5,725.28, 8,588.22 and 1,829.38 is: 2,744.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.28 : 8,588.22 = 1,829.38 : x
  2. Step 2: Convert to fraction form
    5,725.28/8,588.22 = 1,829.38/x
  3. Step 3: Cross multiply
    5,725.28x = 8,588.22 × 1,829.38
  4. Step 4: Simplify right side
    5,725.28x = 15,711,117.90
  5. Step 5: Solve for x
    x = 15,711,117.90/5,725.28
  6. Step 6: Final answer
    x = 2,744.17

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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.