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Finding the Fourth Proportional to 10,803.44, 16,193.82 and 4,955.24

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Solution

The fourth proportional to 10,803.44, 16,193.82 and 4,955.24 is: 7,427.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,803.44 : 16,193.82 = 4,955.24 : x
  2. Step 2: Convert to fraction form
    10,803.44/16,193.82 = 4,955.24/x
  3. Step 3: Cross multiply
    10,803.44x = 16,193.82 × 4,955.24
  4. Step 4: Simplify right side
    10,803.44x = 80,244,264.62
  5. Step 5: Solve for x
    x = 80,244,264.62/10,803.44
  6. Step 6: Final answer
    x = 7,427.66

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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.