Home / 8,241.84-11,372.01-5,217.87

Finding the Fourth Proportional to 8,241.84, 11,372.01 and 5,217.87

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Solution

The fourth proportional to 8,241.84, 11,372.01 and 5,217.87 is: 7,199.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,241.84 : 11,372.01 = 5,217.87 : x
  2. Step 2: Convert to fraction form
    8,241.84/11,372.01 = 5,217.87/x
  3. Step 3: Cross multiply
    8,241.84x = 11,372.01 × 5,217.87
  4. Step 4: Simplify right side
    8,241.84x = 59,337,669.82
  5. Step 5: Solve for x
    x = 59,337,669.82/8,241.84
  6. Step 6: Final answer
    x = 7,199.57

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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.