Home / 10,480.57-15,723.56-3,085.27

Finding the Fourth Proportional to 10,480.57, 15,723.56 and 3,085.27

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Solution

The fourth proportional to 10,480.57, 15,723.56 and 3,085.27 is: 4,628.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,480.57 : 15,723.56 = 3,085.27 : x
  2. Step 2: Convert to fraction form
    10,480.57/15,723.56 = 3,085.27/x
  3. Step 3: Cross multiply
    10,480.57x = 15,723.56 × 3,085.27
  4. Step 4: Simplify right side
    10,480.57x = 48,511,427.96
  5. Step 5: Solve for x
    x = 48,511,427.96/10,480.57
  6. Step 6: Final answer
    x = 4,628.70

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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.