Home / 6,912.09-10,368.12-2,528.52

Finding the Fourth Proportional to 6,912.09, 10,368.12 and 2,528.52

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Solution

The fourth proportional to 6,912.09, 10,368.12 and 2,528.52 is: 3,792.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912.09 : 10,368.12 = 2,528.52 : x
  2. Step 2: Convert to fraction form
    6,912.09/10,368.12 = 2,528.52/x
  3. Step 3: Cross multiply
    6,912.09x = 10,368.12 × 2,528.52
  4. Step 4: Simplify right side
    6,912.09x = 26,215,998.78
  5. Step 5: Solve for x
    x = 26,215,998.78/6,912.09
  6. Step 6: Final answer
    x = 3,792.77

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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.