Home / 4,039.23-5,575.85-3,787.02

Finding the Fourth Proportional to 4,039.23, 5,575.85 and 3,787.02

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Solution

The fourth proportional to 4,039.23, 5,575.85 and 3,787.02 is: 5,227.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039.23 : 5,575.85 = 3,787.02 : x
  2. Step 2: Convert to fraction form
    4,039.23/5,575.85 = 3,787.02/x
  3. Step 3: Cross multiply
    4,039.23x = 5,575.85 × 3,787.02
  4. Step 4: Simplify right side
    4,039.23x = 21,115,836.53
  5. Step 5: Solve for x
    x = 21,115,836.53/4,039.23
  6. Step 6: Final answer
    x = 5,227.69

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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.