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Finding the Fourth Proportional to 5,441.52, 7,509.48 and 3,203.52

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Solution

The fourth proportional to 5,441.52, 7,509.48 and 3,203.52 is: 4,420.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.52 : 7,509.48 = 3,203.52 : x
  2. Step 2: Convert to fraction form
    5,441.52/7,509.48 = 3,203.52/x
  3. Step 3: Cross multiply
    5,441.52x = 7,509.48 × 3,203.52
  4. Step 4: Simplify right side
    5,441.52x = 24,056,769.37
  5. Step 5: Solve for x
    x = 24,056,769.37/5,441.52
  6. Step 6: Final answer
    x = 4,420.96

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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.