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Finding the Fourth Proportional to 10,473.44, 14,453.08 and 5,757.60

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Solution

The fourth proportional to 10,473.44, 14,453.08 and 5,757.60 is: 7,945.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,473.44 : 14,453.08 = 5,757.60 : x
  2. Step 2: Convert to fraction form
    10,473.44/14,453.08 = 5,757.60/x
  3. Step 3: Cross multiply
    10,473.44x = 14,453.08 × 5,757.60
  4. Step 4: Simplify right side
    10,473.44x = 83,215,053.41
  5. Step 5: Solve for x
    x = 83,215,053.41/10,473.44
  6. Step 6: Final answer
    x = 7,945.34

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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.