Home / 6,517.40-8,993.97-3,533.18

Finding the Fourth Proportional to 6,517.40, 8,993.97 and 3,533.18

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Solution

The fourth proportional to 6,517.40, 8,993.97 and 3,533.18 is: 4,875.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517.40 : 8,993.97 = 3,533.18 : x
  2. Step 2: Convert to fraction form
    6,517.40/8,993.97 = 3,533.18/x
  3. Step 3: Cross multiply
    6,517.40x = 8,993.97 × 3,533.18
  4. Step 4: Simplify right side
    6,517.40x = 31,777,269.95
  5. Step 5: Solve for x
    x = 31,777,269.95/6,517.40
  6. Step 6: Final answer
    x = 4,875.76

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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.