Home / 6,040.29-8,336.21-3,940.77

Finding the Fourth Proportional to 6,040.29, 8,336.21 and 3,940.77

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Solution

The fourth proportional to 6,040.29, 8,336.21 and 3,940.77 is: 5,438.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,040.29 : 8,336.21 = 3,940.77 : x
  2. Step 2: Convert to fraction form
    6,040.29/8,336.21 = 3,940.77/x
  3. Step 3: Cross multiply
    6,040.29x = 8,336.21 × 3,940.77
  4. Step 4: Simplify right side
    6,040.29x = 32,851,066.58
  5. Step 5: Solve for x
    x = 32,851,066.58/6,040.29
  6. Step 6: Final answer
    x = 5,438.66

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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.