Home / 5,232.60-7,221.03-2,842.59

Finding the Fourth Proportional to 5,232.60, 7,221.03 and 2,842.59

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Solution

The fourth proportional to 5,232.60, 7,221.03 and 2,842.59 is: 3,922.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,232.60 : 7,221.03 = 2,842.59 : x
  2. Step 2: Convert to fraction form
    5,232.60/7,221.03 = 2,842.59/x
  3. Step 3: Cross multiply
    5,232.60x = 7,221.03 × 2,842.59
  4. Step 4: Simplify right side
    5,232.60x = 20,526,427.67
  5. Step 5: Solve for x
    x = 20,526,427.67/5,232.60
  6. Step 6: Final answer
    x = 3,922.80

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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.