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Finding the Fourth Proportional to 2,275.16, 3,410.24 and 888.08

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Solution

The fourth proportional to 2,275.16, 3,410.24 and 888.08 is: 1,331.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275.16 : 3,410.24 = 888.08 : x
  2. Step 2: Convert to fraction form
    2,275.16/3,410.24 = 888.08/x
  3. Step 3: Cross multiply
    2,275.16x = 3,410.24 × 888.08
  4. Step 4: Simplify right side
    2,275.16x = 3,028,544.45
  5. Step 5: Solve for x
    x = 3,028,544.45/2,275.16
  6. Step 6: Final answer
    x = 1,331.14

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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.