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Finding the Fourth Proportional to 3,303.72, 4,960.44 and 1,359.72

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Solution

The fourth proportional to 3,303.72, 4,960.44 and 1,359.72 is: 2,041.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.72 : 4,960.44 = 1,359.72 : x
  2. Step 2: Convert to fraction form
    3,303.72/4,960.44 = 1,359.72/x
  3. Step 3: Cross multiply
    3,303.72x = 4,960.44 × 1,359.72
  4. Step 4: Simplify right side
    3,303.72x = 6,744,809.48
  5. Step 5: Solve for x
    x = 6,744,809.48/3,303.72
  6. Step 6: Final answer
    x = 2,041.58

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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.