Home / 6,880.14-10,316.57-2,719.98

Finding the Fourth Proportional to 6,880.14, 10,316.57 and 2,719.98

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Solution

The fourth proportional to 6,880.14, 10,316.57 and 2,719.98 is: 4,078.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,880.14 : 10,316.57 = 2,719.98 : x
  2. Step 2: Convert to fraction form
    6,880.14/10,316.57 = 2,719.98/x
  3. Step 3: Cross multiply
    6,880.14x = 10,316.57 × 2,719.98
  4. Step 4: Simplify right side
    6,880.14x = 28,060,850.47
  5. Step 5: Solve for x
    x = 28,060,850.47/6,880.14
  6. Step 6: Final answer
    x = 4,078.53

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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.