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Finding the Fourth Proportional to 2,701.59, 4,053.14 and 852.66

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Solution

The fourth proportional to 2,701.59, 4,053.14 and 852.66 is: 1,279.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.59 : 4,053.14 = 852.66 : x
  2. Step 2: Convert to fraction form
    2,701.59/4,053.14 = 852.66/x
  3. Step 3: Cross multiply
    2,701.59x = 4,053.14 × 852.66
  4. Step 4: Simplify right side
    2,701.59x = 3,455,946.09
  5. Step 5: Solve for x
    x = 3,455,946.09/2,701.59
  6. Step 6: Final answer
    x = 1,279.23

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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.