Home / 4,914.28-6,781.17-2,924.56

Finding the Fourth Proportional to 4,914.28, 6,781.17 and 2,924.56

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Solution

The fourth proportional to 4,914.28, 6,781.17 and 2,924.56 is: 4,035.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.28 : 6,781.17 = 2,924.56 : x
  2. Step 2: Convert to fraction form
    4,914.28/6,781.17 = 2,924.56/x
  3. Step 3: Cross multiply
    4,914.28x = 6,781.17 × 2,924.56
  4. Step 4: Simplify right side
    4,914.28x = 19,831,938.54
  5. Step 5: Solve for x
    x = 19,831,938.54/4,914.28
  6. Step 6: Final answer
    x = 4,035.57

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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.