Home / 3,363.05-5,036.34-2,903.78

Finding the Fourth Proportional to 3,363.05, 5,036.34 and 2,903.78

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Solution

The fourth proportional to 3,363.05, 5,036.34 and 2,903.78 is: 4,348.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.05 : 5,036.34 = 2,903.78 : x
  2. Step 2: Convert to fraction form
    3,363.05/5,036.34 = 2,903.78/x
  3. Step 3: Cross multiply
    3,363.05x = 5,036.34 × 2,903.78
  4. Step 4: Simplify right side
    3,363.05x = 14,624,398.18
  5. Step 5: Solve for x
    x = 14,624,398.18/3,363.05
  6. Step 6: Final answer
    x = 4,348.56

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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.