Home / 10,371.56-15,554.60-3,797.80

Finding the Fourth Proportional to 10,371.56, 15,554.60 and 3,797.80

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Solution

The fourth proportional to 10,371.56, 15,554.60 and 3,797.80 is: 5,695.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.56 : 15,554.60 = 3,797.80 : x
  2. Step 2: Convert to fraction form
    10,371.56/15,554.60 = 3,797.80/x
  3. Step 3: Cross multiply
    10,371.56x = 15,554.60 × 3,797.80
  4. Step 4: Simplify right side
    10,371.56x = 59,073,259.88
  5. Step 5: Solve for x
    x = 59,073,259.88/10,371.56
  6. Step 6: Final answer
    x = 5,695.70

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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.