Home / 5,531.42-8,298.33-2,571.68

Finding the Fourth Proportional to 5,531.42, 8,298.33 and 2,571.68

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Solution

The fourth proportional to 5,531.42, 8,298.33 and 2,571.68 is: 3,858.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.42 : 8,298.33 = 2,571.68 : x
  2. Step 2: Convert to fraction form
    5,531.42/8,298.33 = 2,571.68/x
  3. Step 3: Cross multiply
    5,531.42x = 8,298.33 × 2,571.68
  4. Step 4: Simplify right side
    5,531.42x = 21,340,649.29
  5. Step 5: Solve for x
    x = 21,340,649.29/5,531.42
  6. Step 6: Final answer
    x = 3,858.08

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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.