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Finding the Fourth Proportional to 1,773.63, 2,660.58 and 1,008.99

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Solution

The fourth proportional to 1,773.63, 2,660.58 and 1,008.99 is: 1,513.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773.63 : 2,660.58 = 1,008.99 : x
  2. Step 2: Convert to fraction form
    1,773.63/2,660.58 = 1,008.99/x
  3. Step 3: Cross multiply
    1,773.63x = 2,660.58 × 1,008.99
  4. Step 4: Simplify right side
    1,773.63x = 2,684,498.61
  5. Step 5: Solve for x
    x = 2,684,498.61/1,773.63
  6. Step 6: Final answer
    x = 1,513.56

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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.