Home / 5,164.32-7,753.77-3,285.32

Finding the Fourth Proportional to 5,164.32, 7,753.77 and 3,285.32

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Solution

The fourth proportional to 5,164.32, 7,753.77 and 3,285.32 is: 4,932.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164.32 : 7,753.77 = 3,285.32 : x
  2. Step 2: Convert to fraction form
    5,164.32/7,753.77 = 3,285.32/x
  3. Step 3: Cross multiply
    5,164.32x = 7,753.77 × 3,285.32
  4. Step 4: Simplify right side
    5,164.32x = 25,473,635.04
  5. Step 5: Solve for x
    x = 25,473,635.04/5,164.32
  6. Step 6: Final answer
    x = 4,932.62

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1.5x scale

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.