Home / 5,729.58-7,906.41-3,371.40

Finding the Fourth Proportional to 5,729.58, 7,906.41 and 3,371.40

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Solution

The fourth proportional to 5,729.58, 7,906.41 and 3,371.40 is: 4,652.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,729.58 : 7,906.41 = 3,371.40 : x
  2. Step 2: Convert to fraction form
    5,729.58/7,906.41 = 3,371.40/x
  3. Step 3: Cross multiply
    5,729.58x = 7,906.41 × 3,371.40
  4. Step 4: Simplify right side
    5,729.58x = 26,655,670.67
  5. Step 5: Solve for x
    x = 26,655,670.67/5,729.58
  6. Step 6: Final answer
    x = 4,652.29

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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.