Home / 3,614.52-4,987.40-2,197.92

Finding the Fourth Proportional to 3,614.52, 4,987.40 and 2,197.92

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Solution

The fourth proportional to 3,614.52, 4,987.40 and 2,197.92 is: 3,032.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.52 : 4,987.40 = 2,197.92 : x
  2. Step 2: Convert to fraction form
    3,614.52/4,987.40 = 2,197.92/x
  3. Step 3: Cross multiply
    3,614.52x = 4,987.40 × 2,197.92
  4. Step 4: Simplify right side
    3,614.52x = 10,961,895.22
  5. Step 5: Solve for x
    x = 10,961,895.22/3,614.52
  6. Step 6: Final answer
    x = 3,032.74

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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.