Home / 5,267.35-7,901.48-1,371.75

Finding the Fourth Proportional to 5,267.35, 7,901.48 and 1,371.75

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Solution

The fourth proportional to 5,267.35, 7,901.48 and 1,371.75 is: 2,057.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.35 : 7,901.48 = 1,371.75 : x
  2. Step 2: Convert to fraction form
    5,267.35/7,901.48 = 1,371.75/x
  3. Step 3: Cross multiply
    5,267.35x = 7,901.48 × 1,371.75
  4. Step 4: Simplify right side
    5,267.35x = 10,838,848.33
  5. Step 5: Solve for x
    x = 10,838,848.33/5,267.35
  6. Step 6: Final answer
    x = 2,057.74

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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.