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Finding the Fourth Proportional to 3,659.51, 5,052.51 and 2,818.73

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Solution

The fourth proportional to 3,659.51, 5,052.51 and 2,818.73 is: 3,891.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659.51 : 5,052.51 = 2,818.73 : x
  2. Step 2: Convert to fraction form
    3,659.51/5,052.51 = 2,818.73/x
  3. Step 3: Cross multiply
    3,659.51x = 5,052.51 × 2,818.73
  4. Step 4: Simplify right side
    3,659.51x = 14,241,674.14
  5. Step 5: Solve for x
    x = 14,241,674.14/3,659.51
  6. Step 6: Final answer
    x = 3,891.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.