Home / 6,912.30-10,349.28-5,694.33

Finding the Fourth Proportional to 6,912.30, 10,349.28 and 5,694.33

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Solution

The fourth proportional to 6,912.30, 10,349.28 and 5,694.33 is: 8,525.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912.30 : 10,349.28 = 5,694.33 : x
  2. Step 2: Convert to fraction form
    6,912.30/10,349.28 = 5,694.33/x
  3. Step 3: Cross multiply
    6,912.30x = 10,349.28 × 5,694.33
  4. Step 4: Simplify right side
    6,912.30x = 58,932,215.58
  5. Step 5: Solve for x
    x = 58,932,215.58/6,912.30
  6. Step 6: Final answer
    x = 8,525.70

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1.5x scale

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.