Home / 2,387.25-3,564.09-2,040.71

Finding the Fourth Proportional to 2,387.25, 3,564.09 and 2,040.71

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Solution

The fourth proportional to 2,387.25, 3,564.09 and 2,040.71 is: 3,046.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387.25 : 3,564.09 = 2,040.71 : x
  2. Step 2: Convert to fraction form
    2,387.25/3,564.09 = 2,040.71/x
  3. Step 3: Cross multiply
    2,387.25x = 3,564.09 × 2,040.71
  4. Step 4: Simplify right side
    2,387.25x = 7,273,256.28
  5. Step 5: Solve for x
    x = 7,273,256.28/2,387.25
  6. Step 6: Final answer
    x = 3,046.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.