Home / 6,855.09-9,459.99-3,711.27

Finding the Fourth Proportional to 6,855.09, 9,459.99 and 3,711.27

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Solution

The fourth proportional to 6,855.09, 9,459.99 and 3,711.27 is: 5,121.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,855.09 : 9,459.99 = 3,711.27 : x
  2. Step 2: Convert to fraction form
    6,855.09/9,459.99 = 3,711.27/x
  3. Step 3: Cross multiply
    6,855.09x = 9,459.99 × 3,711.27
  4. Step 4: Simplify right side
    6,855.09x = 35,108,577.09
  5. Step 5: Solve for x
    x = 35,108,577.09/6,855.09
  6. Step 6: Final answer
    x = 5,121.53

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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.