Home / 3,614.51-4,988.09-2,042.60

Finding the Fourth Proportional to 3,614.51, 4,988.09 and 2,042.60

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Solution

The fourth proportional to 3,614.51, 4,988.09 and 2,042.60 is: 2,818.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.51 : 4,988.09 = 2,042.60 : x
  2. Step 2: Convert to fraction form
    3,614.51/4,988.09 = 2,042.60/x
  3. Step 3: Cross multiply
    3,614.51x = 4,988.09 × 2,042.60
  4. Step 4: Simplify right side
    3,614.51x = 10,188,637.48
  5. Step 5: Solve for x
    x = 10,188,637.48/3,614.51
  6. Step 6: Final answer
    x = 2,818.82

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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.