Home / 5,501.74-8,241.96-3,422.56

Finding the Fourth Proportional to 5,501.74, 8,241.96 and 3,422.56

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Solution

The fourth proportional to 5,501.74, 8,241.96 and 3,422.56 is: 5,127.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,501.74 : 8,241.96 = 3,422.56 : x
  2. Step 2: Convert to fraction form
    5,501.74/8,241.96 = 3,422.56/x
  3. Step 3: Cross multiply
    5,501.74x = 8,241.96 × 3,422.56
  4. Step 4: Simplify right side
    5,501.74x = 28,208,602.62
  5. Step 5: Solve for x
    x = 28,208,602.62/5,501.74
  6. Step 6: Final answer
    x = 5,127.21

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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.