Home / 6,927.97-10,438.72-5,722.39

Finding the Fourth Proportional to 6,927.97, 10,438.72 and 5,722.39

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Solution

The fourth proportional to 6,927.97, 10,438.72 and 5,722.39 is: 8,622.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,927.97 : 10,438.72 = 5,722.39 : x
  2. Step 2: Convert to fraction form
    6,927.97/10,438.72 = 5,722.39/x
  3. Step 3: Cross multiply
    6,927.97x = 10,438.72 × 5,722.39
  4. Step 4: Simplify right side
    6,927.97x = 59,734,426.94
  5. Step 5: Solve for x
    x = 59,734,426.94/6,927.97
  6. Step 6: Final answer
    x = 8,622.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.