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Finding the Fourth Proportional to 5,803.75, 8,009.28 and 3,285.97

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Solution

The fourth proportional to 5,803.75, 8,009.28 and 3,285.97 is: 4,534.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,803.75 : 8,009.28 = 3,285.97 : x
  2. Step 2: Convert to fraction form
    5,803.75/8,009.28 = 3,285.97/x
  3. Step 3: Cross multiply
    5,803.75x = 8,009.28 × 3,285.97
  4. Step 4: Simplify right side
    5,803.75x = 26,318,233.78
  5. Step 5: Solve for x
    x = 26,318,233.78/5,803.75
  6. Step 6: Final answer
    x = 4,534.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.