Home / 5,217.59-7,823.55-2,403.38

Finding the Fourth Proportional to 5,217.59, 7,823.55 and 2,403.38

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Solution

The fourth proportional to 5,217.59, 7,823.55 and 2,403.38 is: 3,603.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217.59 : 7,823.55 = 2,403.38 : x
  2. Step 2: Convert to fraction form
    5,217.59/7,823.55 = 2,403.38/x
  3. Step 3: Cross multiply
    5,217.59x = 7,823.55 × 2,403.38
  4. Step 4: Simplify right side
    5,217.59x = 18,802,963.60
  5. Step 5: Solve for x
    x = 18,802,963.60/5,217.59
  6. Step 6: Final answer
    x = 3,603.76

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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.