Home / 10,480.66-15,724.37-3,085.16

Finding the Fourth Proportional to 10,480.66, 15,724.37 and 3,085.16

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Solution

The fourth proportional to 10,480.66, 15,724.37 and 3,085.16 is: 4,628.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,480.66 : 15,724.37 = 3,085.16 : x
  2. Step 2: Convert to fraction form
    10,480.66/15,724.37 = 3,085.16/x
  3. Step 3: Cross multiply
    10,480.66x = 15,724.37 × 3,085.16
  4. Step 4: Simplify right side
    10,480.66x = 48,512,126.44
  5. Step 5: Solve for x
    x = 48,512,126.44/10,480.66
  6. Step 6: Final answer
    x = 4,628.73

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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.