Home / 6,924.83-9,557.09-3,900.05

Finding the Fourth Proportional to 6,924.83, 9,557.09 and 3,900.05

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Solution

The fourth proportional to 6,924.83, 9,557.09 and 3,900.05 is: 5,382.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,924.83 : 9,557.09 = 3,900.05 : x
  2. Step 2: Convert to fraction form
    6,924.83/9,557.09 = 3,900.05/x
  3. Step 3: Cross multiply
    6,924.83x = 9,557.09 × 3,900.05
  4. Step 4: Simplify right side
    6,924.83x = 37,273,128.85
  5. Step 5: Solve for x
    x = 37,273,128.85/6,924.83
  6. Step 6: Final answer
    x = 5,382.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.