Home / 5,799.22-8,002.88-3,146.60

Finding the Fourth Proportional to 5,799.22, 8,002.88 and 3,146.60

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Solution

The fourth proportional to 5,799.22, 8,002.88 and 3,146.60 is: 4,342.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,799.22 : 8,002.88 = 3,146.60 : x
  2. Step 2: Convert to fraction form
    5,799.22/8,002.88 = 3,146.60/x
  3. Step 3: Cross multiply
    5,799.22x = 8,002.88 × 3,146.60
  4. Step 4: Simplify right side
    5,799.22x = 25,181,862.21
  5. Step 5: Solve for x
    x = 25,181,862.21/5,799.22
  6. Step 6: Final answer
    x = 4,342.28

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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.