Home / 6,814.87-10,223.51-2,657.14

Finding the Fourth Proportional to 6,814.87, 10,223.51 and 2,657.14

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Solution

The fourth proportional to 6,814.87, 10,223.51 and 2,657.14 is: 3,986.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,814.87 : 10,223.51 = 2,657.14 : x
  2. Step 2: Convert to fraction form
    6,814.87/10,223.51 = 2,657.14/x
  3. Step 3: Cross multiply
    6,814.87x = 10,223.51 × 2,657.14
  4. Step 4: Simplify right side
    6,814.87x = 27,165,297.36
  5. Step 5: Solve for x
    x = 27,165,297.36/6,814.87
  6. Step 6: Final answer
    x = 3,986.18

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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.