Home / 6,880.14-10,314.74-2,981.82

Finding the Fourth Proportional to 6,880.14, 10,314.74 and 2,981.82

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Solution

The fourth proportional to 6,880.14, 10,314.74 and 2,981.82 is: 4,470.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,880.14 : 10,314.74 = 2,981.82 : x
  2. Step 2: Convert to fraction form
    6,880.14/10,314.74 = 2,981.82/x
  3. Step 3: Cross multiply
    6,880.14x = 10,314.74 × 2,981.82
  4. Step 4: Simplify right side
    6,880.14x = 30,756,683.12
  5. Step 5: Solve for x
    x = 30,756,683.12/6,880.14
  6. Step 6: Final answer
    x = 4,470.36

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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.