Home / 6,139.08-8,471.82-3,344.58

Finding the Fourth Proportional to 6,139.08, 8,471.82 and 3,344.58

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Solution

The fourth proportional to 6,139.08, 8,471.82 and 3,344.58 is: 4,615.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139.08 : 8,471.82 = 3,344.58 : x
  2. Step 2: Convert to fraction form
    6,139.08/8,471.82 = 3,344.58/x
  3. Step 3: Cross multiply
    6,139.08x = 8,471.82 × 3,344.58
  4. Step 4: Simplify right side
    6,139.08x = 28,334,679.74
  5. Step 5: Solve for x
    x = 28,334,679.74/6,139.08
  6. Step 6: Final answer
    x = 4,615.46

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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.