Home / 6,850.13-9,453.61-3,864.88

Finding the Fourth Proportional to 6,850.13, 9,453.61 and 3,864.88

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Solution

The fourth proportional to 6,850.13, 9,453.61 and 3,864.88 is: 5,333.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,850.13 : 9,453.61 = 3,864.88 : x
  2. Step 2: Convert to fraction form
    6,850.13/9,453.61 = 3,864.88/x
  3. Step 3: Cross multiply
    6,850.13x = 9,453.61 × 3,864.88
  4. Step 4: Simplify right side
    6,850.13x = 36,537,001.62
  5. Step 5: Solve for x
    x = 36,537,001.62/6,850.13
  6. Step 6: Final answer
    x = 5,333.77

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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.