Home / 3,419.84-5,127.56-2,248.48

Finding the Fourth Proportional to 3,419.84, 5,127.56 and 2,248.48

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Solution

The fourth proportional to 3,419.84, 5,127.56 and 2,248.48 is: 3,371.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419.84 : 5,127.56 = 2,248.48 : x
  2. Step 2: Convert to fraction form
    3,419.84/5,127.56 = 2,248.48/x
  3. Step 3: Cross multiply
    3,419.84x = 5,127.56 × 2,248.48
  4. Step 4: Simplify right side
    3,419.84x = 11,529,216.11
  5. Step 5: Solve for x
    x = 11,529,216.11/3,419.84
  6. Step 6: Final answer
    x = 3,371.27

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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.