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Finding the Fourth Proportional to 6,885.74, 10,327.10 and 1,955.27

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Solution

The fourth proportional to 6,885.74, 10,327.10 and 1,955.27 is: 2,932.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885.74 : 10,327.10 = 1,955.27 : x
  2. Step 2: Convert to fraction form
    6,885.74/10,327.10 = 1,955.27/x
  3. Step 3: Cross multiply
    6,885.74x = 10,327.10 × 1,955.27
  4. Step 4: Simplify right side
    6,885.74x = 20,192,207.41
  5. Step 5: Solve for x
    x = 20,192,207.41/6,885.74
  6. Step 6: Final answer
    x = 2,932.47

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.