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Finding the Fourth Proportional to 2,410.56, 3,326.68 and 1,362.64

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Solution

The fourth proportional to 2,410.56, 3,326.68 and 1,362.64 is: 1,880.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,410.56 : 3,326.68 = 1,362.64 : x
  2. Step 2: Convert to fraction form
    2,410.56/3,326.68 = 1,362.64/x
  3. Step 3: Cross multiply
    2,410.56x = 3,326.68 × 1,362.64
  4. Step 4: Simplify right side
    2,410.56x = 4,533,067.24
  5. Step 5: Solve for x
    x = 4,533,067.24/2,410.56
  6. Step 6: Final answer
    x = 1,880.50

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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.