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Finding the Fourth Proportional to 3,769.32, 5,652.63 and 1,303.50

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Solution

The fourth proportional to 3,769.32, 5,652.63 and 1,303.50 is: 1,954.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.32 : 5,652.63 = 1,303.50 : x
  2. Step 2: Convert to fraction form
    3,769.32/5,652.63 = 1,303.50/x
  3. Step 3: Cross multiply
    3,769.32x = 5,652.63 × 1,303.50
  4. Step 4: Simplify right side
    3,769.32x = 7,368,203.21
  5. Step 5: Solve for x
    x = 7,368,203.21/3,769.32
  6. Step 6: Final answer
    x = 1,954.78

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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.