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Finding the Fourth Proportional to 1,335.84, 2,008.24 and 1,094.16

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Solution

The fourth proportional to 1,335.84, 2,008.24 and 1,094.16 is: 1,644.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335.84 : 2,008.24 = 1,094.16 : x
  2. Step 2: Convert to fraction form
    1,335.84/2,008.24 = 1,094.16/x
  3. Step 3: Cross multiply
    1,335.84x = 2,008.24 × 1,094.16
  4. Step 4: Simplify right side
    1,335.84x = 2,197,335.88
  5. Step 5: Solve for x
    x = 2,197,335.88/1,335.84
  6. Step 6: Final answer
    x = 1,644.91

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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.