Home / 7,493.83-11,226.90-3,787.21

Finding the Fourth Proportional to 7,493.83, 11,226.90 and 3,787.21

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Solution

The fourth proportional to 7,493.83, 11,226.90 and 3,787.21 is: 5,673.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493.83 : 11,226.90 = 3,787.21 : x
  2. Step 2: Convert to fraction form
    7,493.83/11,226.90 = 3,787.21/x
  3. Step 3: Cross multiply
    7,493.83x = 11,226.90 × 3,787.21
  4. Step 4: Simplify right side
    7,493.83x = 42,518,627.95
  5. Step 5: Solve for x
    x = 42,518,627.95/7,493.83
  6. Step 6: Final answer
    x = 5,673.82

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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.