Home / 5,383.40-7,429.26-3,259.32

Finding the Fourth Proportional to 5,383.40, 7,429.26 and 3,259.32

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Solution

The fourth proportional to 5,383.40, 7,429.26 and 3,259.32 is: 4,497.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.40 : 7,429.26 = 3,259.32 : x
  2. Step 2: Convert to fraction form
    5,383.40/7,429.26 = 3,259.32/x
  3. Step 3: Cross multiply
    5,383.40x = 7,429.26 × 3,259.32
  4. Step 4: Simplify right side
    5,383.40x = 24,214,335.70
  5. Step 5: Solve for x
    x = 24,214,335.70/5,383.40
  6. Step 6: Final answer
    x = 4,497.96

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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.