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Finding the Fourth Proportional to 1,805.07, 2,701.00 and 1,065.02

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Solution

The fourth proportional to 1,805.07, 2,701.00 and 1,065.02 is: 1,593.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805.07 : 2,701.00 = 1,065.02 : x
  2. Step 2: Convert to fraction form
    1,805.07/2,701.00 = 1,065.02/x
  3. Step 3: Cross multiply
    1,805.07x = 2,701.00 × 1,065.02
  4. Step 4: Simplify right side
    1,805.07x = 2,876,630.38
  5. Step 5: Solve for x
    x = 2,876,630.38/1,805.07
  6. Step 6: Final answer
    x = 1,593.64

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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.