Home / 5,412.44-7,473.70-3,426.50

Finding the Fourth Proportional to 5,412.44, 7,473.70 and 3,426.50

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Solution

The fourth proportional to 5,412.44, 7,473.70 and 3,426.50 is: 4,731.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,412.44 : 7,473.70 = 3,426.50 : x
  2. Step 2: Convert to fraction form
    5,412.44/7,473.70 = 3,426.50/x
  3. Step 3: Cross multiply
    5,412.44x = 7,473.70 × 3,426.50
  4. Step 4: Simplify right side
    5,412.44x = 25,608,633.05
  5. Step 5: Solve for x
    x = 25,608,633.05/5,412.44
  6. Step 6: Final answer
    x = 4,731.44

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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.