Home / 6,660.32-9,194.57-4,143.24

Finding the Fourth Proportional to 6,660.32, 9,194.57 and 4,143.24

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Solution

The fourth proportional to 6,660.32, 9,194.57 and 4,143.24 is: 5,719.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660.32 : 9,194.57 = 4,143.24 : x
  2. Step 2: Convert to fraction form
    6,660.32/9,194.57 = 4,143.24/x
  3. Step 3: Cross multiply
    6,660.32x = 9,194.57 × 4,143.24
  4. Step 4: Simplify right side
    6,660.32x = 38,095,320.56
  5. Step 5: Solve for x
    x = 38,095,320.56/6,660.32
  6. Step 6: Final answer
    x = 5,719.75

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Half scale
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Double scale
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Similar ratio
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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.