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Finding the Fourth Proportional to 3,602.49, 5,403.73 and 1,410.94

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Solution

The fourth proportional to 3,602.49, 5,403.73 and 1,410.94 is: 2,116.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,602.49 : 5,403.73 = 1,410.94 : x
  2. Step 2: Convert to fraction form
    3,602.49/5,403.73 = 1,410.94/x
  3. Step 3: Cross multiply
    3,602.49x = 5,403.73 × 1,410.94
  4. Step 4: Simplify right side
    3,602.49x = 7,624,338.81
  5. Step 5: Solve for x
    x = 7,624,338.81/3,602.49
  6. Step 6: Final answer
    x = 2,116.41

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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.