Home / 3,419.55-5,127.03-1,754.69

Finding the Fourth Proportional to 3,419.55, 5,127.03 and 1,754.69

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Solution

The fourth proportional to 3,419.55, 5,127.03 and 1,754.69 is: 2,630.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419.55 : 5,127.03 = 1,754.69 : x
  2. Step 2: Convert to fraction form
    3,419.55/5,127.03 = 1,754.69/x
  3. Step 3: Cross multiply
    3,419.55x = 5,127.03 × 1,754.69
  4. Step 4: Simplify right side
    3,419.55x = 8,996,322.64
  5. Step 5: Solve for x
    x = 8,996,322.64/3,419.55
  6. Step 6: Final answer
    x = 2,630.85

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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.