Home / 6,715.87-10,078.40-2,333.29

Finding the Fourth Proportional to 6,715.87, 10,078.40 and 2,333.29

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Solution

The fourth proportional to 6,715.87, 10,078.40 and 2,333.29 is: 3,501.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,715.87 : 10,078.40 = 2,333.29 : x
  2. Step 2: Convert to fraction form
    6,715.87/10,078.40 = 2,333.29/x
  3. Step 3: Cross multiply
    6,715.87x = 10,078.40 × 2,333.29
  4. Step 4: Simplify right side
    6,715.87x = 23,515,829.94
  5. Step 5: Solve for x
    x = 23,515,829.94/6,715.87
  6. Step 6: Final answer
    x = 3,501.53

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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.