Home / 3,355.53-5,008.76-3,111.59

Finding the Fourth Proportional to 3,355.53, 5,008.76 and 3,111.59

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Solution

The fourth proportional to 3,355.53, 5,008.76 and 3,111.59 is: 4,644.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.53 : 5,008.76 = 3,111.59 : x
  2. Step 2: Convert to fraction form
    3,355.53/5,008.76 = 3,111.59/x
  3. Step 3: Cross multiply
    3,355.53x = 5,008.76 × 3,111.59
  4. Step 4: Simplify right side
    3,355.53x = 15,585,207.53
  5. Step 5: Solve for x
    x = 15,585,207.53/3,355.53
  6. Step 6: Final answer
    x = 4,644.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.