Home / 6,626.05-9,937.87-3,858.15

Finding the Fourth Proportional to 6,626.05, 9,937.87 and 3,858.15

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Solution

The fourth proportional to 6,626.05, 9,937.87 and 3,858.15 is: 5,786.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626.05 : 9,937.87 = 3,858.15 : x
  2. Step 2: Convert to fraction form
    6,626.05/9,937.87 = 3,858.15/x
  3. Step 3: Cross multiply
    6,626.05x = 9,937.87 × 3,858.15
  4. Step 4: Simplify right side
    6,626.05x = 38,341,793.14
  5. Step 5: Solve for x
    x = 38,341,793.14/6,626.05
  6. Step 6: Final answer
    x = 5,786.52

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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.