Home / 2,825.11-4,236.27-1,655.43

Finding the Fourth Proportional to 2,825.11, 4,236.27 and 1,655.43

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Solution

The fourth proportional to 2,825.11, 4,236.27 and 1,655.43 is: 2,482.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825.11 : 4,236.27 = 1,655.43 : x
  2. Step 2: Convert to fraction form
    2,825.11/4,236.27 = 1,655.43/x
  3. Step 3: Cross multiply
    2,825.11x = 4,236.27 × 1,655.43
  4. Step 4: Simplify right side
    2,825.11x = 7,012,848.45
  5. Step 5: Solve for x
    x = 7,012,848.45/2,825.11
  6. Step 6: Final answer
    x = 2,482.33

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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.