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Finding the Fourth Proportional to 10,808.56, 14,917.02 and 6,336.10

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Solution

The fourth proportional to 10,808.56, 14,917.02 and 6,336.10 is: 8,744.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808.56 : 14,917.02 = 6,336.10 : x
  2. Step 2: Convert to fraction form
    10,808.56/14,917.02 = 6,336.10/x
  3. Step 3: Cross multiply
    10,808.56x = 14,917.02 × 6,336.10
  4. Step 4: Simplify right side
    10,808.56x = 94,515,730.42
  5. Step 5: Solve for x
    x = 94,515,730.42/10,808.56
  6. Step 6: Final answer
    x = 8,744.53

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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.