Home / 5,335.60-8,003.40-3,383.56

Finding the Fourth Proportional to 5,335.60, 8,003.40 and 3,383.56

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Solution

The fourth proportional to 5,335.60, 8,003.40 and 3,383.56 is: 5,075.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.60 : 8,003.40 = 3,383.56 : x
  2. Step 2: Convert to fraction form
    5,335.60/8,003.40 = 3,383.56/x
  3. Step 3: Cross multiply
    5,335.60x = 8,003.40 × 3,383.56
  4. Step 4: Simplify right side
    5,335.60x = 27,079,984.10
  5. Step 5: Solve for x
    x = 27,079,984.10/5,335.60
  6. Step 6: Final answer
    x = 5,075.34

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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.