Home / 3,371.36-5,057.30-1,031.56

Finding the Fourth Proportional to 3,371.36, 5,057.30 and 1,031.56

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Solution

The fourth proportional to 3,371.36, 5,057.30 and 1,031.56 is: 1,547.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.36 : 5,057.30 = 1,031.56 : x
  2. Step 2: Convert to fraction form
    3,371.36/5,057.30 = 1,031.56/x
  3. Step 3: Cross multiply
    3,371.36x = 5,057.30 × 1,031.56
  4. Step 4: Simplify right side
    3,371.36x = 5,216,908.39
  5. Step 5: Solve for x
    x = 5,216,908.39/3,371.36
  6. Step 6: Final answer
    x = 1,547.42

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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.