Home / 3,803.73-5,248.89-2,125.05

Finding the Fourth Proportional to 3,803.73, 5,248.89 and 2,125.05

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Solution

The fourth proportional to 3,803.73, 5,248.89 and 2,125.05 is: 2,932.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803.73 : 5,248.89 = 2,125.05 : x
  2. Step 2: Convert to fraction form
    3,803.73/5,248.89 = 2,125.05/x
  3. Step 3: Cross multiply
    3,803.73x = 5,248.89 × 2,125.05
  4. Step 4: Simplify right side
    3,803.73x = 11,154,147.13
  5. Step 5: Solve for x
    x = 11,154,147.13/3,803.73
  6. Step 6: Final answer
    x = 2,932.43

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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.