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Finding the Fourth Proportional to 10,659.32, 14,709.96 and 5,943.70

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Solution

The fourth proportional to 10,659.32, 14,709.96 and 5,943.70 is: 8,202.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,659.32 : 14,709.96 = 5,943.70 : x
  2. Step 2: Convert to fraction form
    10,659.32/14,709.96 = 5,943.70/x
  3. Step 3: Cross multiply
    10,659.32x = 14,709.96 × 5,943.70
  4. Step 4: Simplify right side
    10,659.32x = 87,431,485.98
  5. Step 5: Solve for x
    x = 87,431,485.98/10,659.32
  6. Step 6: Final answer
    x = 8,202.36

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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.