Home / 3,661.47-5,052.92-2,089.71

Finding the Fourth Proportional to 3,661.47, 5,052.92 and 2,089.71

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Solution

The fourth proportional to 3,661.47, 5,052.92 and 2,089.71 is: 2,883.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,661.47 : 5,052.92 = 2,089.71 : x
  2. Step 2: Convert to fraction form
    3,661.47/5,052.92 = 2,089.71/x
  3. Step 3: Cross multiply
    3,661.47x = 5,052.92 × 2,089.71
  4. Step 4: Simplify right side
    3,661.47x = 10,559,127.00
  5. Step 5: Solve for x
    x = 10,559,127.00/3,661.47
  6. Step 6: Final answer
    x = 2,883.85

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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.