Home / 6,057.14-9,085.80-3,990.38

Finding the Fourth Proportional to 6,057.14, 9,085.80 and 3,990.38

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Solution

The fourth proportional to 6,057.14, 9,085.80 and 3,990.38 is: 5,985.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,057.14 : 9,085.80 = 3,990.38 : x
  2. Step 2: Convert to fraction form
    6,057.14/9,085.80 = 3,990.38/x
  3. Step 3: Cross multiply
    6,057.14x = 9,085.80 × 3,990.38
  4. Step 4: Simplify right side
    6,057.14x = 36,255,794.60
  5. Step 5: Solve for x
    x = 36,255,794.60/6,057.14
  6. Step 6: Final answer
    x = 5,985.63

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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.