Home / 6,902.07-9,524.56-3,917.85

Finding the Fourth Proportional to 6,902.07, 9,524.56 and 3,917.85

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Solution

The fourth proportional to 6,902.07, 9,524.56 and 3,917.85 is: 5,406.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902.07 : 9,524.56 = 3,917.85 : x
  2. Step 2: Convert to fraction form
    6,902.07/9,524.56 = 3,917.85/x
  3. Step 3: Cross multiply
    6,902.07x = 9,524.56 × 3,917.85
  4. Step 4: Simplify right side
    6,902.07x = 37,315,797.40
  5. Step 5: Solve for x
    x = 37,315,797.40/6,902.07
  6. Step 6: Final answer
    x = 5,406.46

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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.