Home / 5,635.80-8,451.26-4,338.18

Finding the Fourth Proportional to 5,635.80, 8,451.26 and 4,338.18

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Solution

The fourth proportional to 5,635.80, 8,451.26 and 4,338.18 is: 6,505.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635.80 : 8,451.26 = 4,338.18 : x
  2. Step 2: Convert to fraction form
    5,635.80/8,451.26 = 4,338.18/x
  3. Step 3: Cross multiply
    5,635.80x = 8,451.26 × 4,338.18
  4. Step 4: Simplify right side
    5,635.80x = 36,663,087.11
  5. Step 5: Solve for x
    x = 36,663,087.11/5,635.80
  6. Step 6: Final answer
    x = 6,505.39

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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.