Home / 3,548.21-5,334.33-2,859.71

Finding the Fourth Proportional to 3,548.21, 5,334.33 and 2,859.71

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Solution

The fourth proportional to 3,548.21, 5,334.33 and 2,859.71 is: 4,299.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.21 : 5,334.33 = 2,859.71 : x
  2. Step 2: Convert to fraction form
    3,548.21/5,334.33 = 2,859.71/x
  3. Step 3: Cross multiply
    3,548.21x = 5,334.33 × 2,859.71
  4. Step 4: Simplify right side
    3,548.21x = 15,254,636.84
  5. Step 5: Solve for x
    x = 15,254,636.84/3,548.21
  6. Step 6: Final answer
    x = 4,299.25

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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.