Home / 2,235.83-3,353.78-1,248.07

Finding the Fourth Proportional to 2,235.83, 3,353.78 and 1,248.07

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Solution

The fourth proportional to 2,235.83, 3,353.78 and 1,248.07 is: 1,872.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235.83 : 3,353.78 = 1,248.07 : x
  2. Step 2: Convert to fraction form
    2,235.83/3,353.78 = 1,248.07/x
  3. Step 3: Cross multiply
    2,235.83x = 3,353.78 × 1,248.07
  4. Step 4: Simplify right side
    2,235.83x = 4,185,754.43
  5. Step 5: Solve for x
    x = 4,185,754.43/2,235.83
  6. Step 6: Final answer
    x = 1,872.13

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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.