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Finding the Fourth Proportional to 3,373.07, 5,060.12 and 1,424.81

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Solution

The fourth proportional to 3,373.07, 5,060.12 and 1,424.81 is: 2,137.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,373.07 : 5,060.12 = 1,424.81 : x
  2. Step 2: Convert to fraction form
    3,373.07/5,060.12 = 1,424.81/x
  3. Step 3: Cross multiply
    3,373.07x = 5,060.12 × 1,424.81
  4. Step 4: Simplify right side
    3,373.07x = 7,209,715.10
  5. Step 5: Solve for x
    x = 7,209,715.10/3,373.07
  6. Step 6: Final answer
    x = 2,137.44

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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.