Home / 6,139.09-8,471.96-3,344.59

Finding the Fourth Proportional to 6,139.09, 8,471.96 and 3,344.59

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Solution

The fourth proportional to 6,139.09, 8,471.96 and 3,344.59 is: 4,615.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139.09 : 8,471.96 = 3,344.59 : x
  2. Step 2: Convert to fraction form
    6,139.09/8,471.96 = 3,344.59/x
  3. Step 3: Cross multiply
    6,139.09x = 8,471.96 × 3,344.59
  4. Step 4: Simplify right side
    6,139.09x = 28,335,232.70
  5. Step 5: Solve for x
    x = 28,335,232.70/6,139.09
  6. Step 6: Final answer
    x = 4,615.54

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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.