Home / 4,906.40-7,360.81-2,132.35

Finding the Fourth Proportional to 4,906.40, 7,360.81 and 2,132.35

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Solution

The fourth proportional to 4,906.40, 7,360.81 and 2,132.35 is: 3,199.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.40 : 7,360.81 = 2,132.35 : x
  2. Step 2: Convert to fraction form
    4,906.40/7,360.81 = 2,132.35/x
  3. Step 3: Cross multiply
    4,906.40x = 7,360.81 × 2,132.35
  4. Step 4: Simplify right side
    4,906.40x = 15,695,799.47
  5. Step 5: Solve for x
    x = 15,695,799.47/4,906.40
  6. Step 6: Final answer
    x = 3,199.05

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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.