Home / 5,267.29-7,900.93-1,371.59

Finding the Fourth Proportional to 5,267.29, 7,900.93 and 1,371.59

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Solution

The fourth proportional to 5,267.29, 7,900.93 and 1,371.59 is: 2,057.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.29 : 7,900.93 = 1,371.59 : x
  2. Step 2: Convert to fraction form
    5,267.29/7,900.93 = 1,371.59/x
  3. Step 3: Cross multiply
    5,267.29x = 7,900.93 × 1,371.59
  4. Step 4: Simplify right side
    5,267.29x = 10,836,836.58
  5. Step 5: Solve for x
    x = 10,836,836.58/5,267.29
  6. Step 6: Final answer
    x = 2,057.38

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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.