Home / 3,614.61-4,987.62-2,197.56

Finding the Fourth Proportional to 3,614.61, 4,987.62 and 2,197.56

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Solution

The fourth proportional to 3,614.61, 4,987.62 and 2,197.56 is: 3,032.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.61 : 4,987.62 = 2,197.56 : x
  2. Step 2: Convert to fraction form
    3,614.61/4,987.62 = 2,197.56/x
  3. Step 3: Cross multiply
    3,614.61x = 4,987.62 × 2,197.56
  4. Step 4: Simplify right side
    3,614.61x = 10,960,594.21
  5. Step 5: Solve for x
    x = 10,960,594.21/3,614.61
  6. Step 6: Final answer
    x = 3,032.30

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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.