Home / 2,197.56-3,031.02-1,499.16

Finding the Fourth Proportional to 2,197.56, 3,031.02 and 1,499.16

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Solution

The fourth proportional to 2,197.56, 3,031.02 and 1,499.16 is: 2,067.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.56 : 3,031.02 = 1,499.16 : x
  2. Step 2: Convert to fraction form
    2,197.56/3,031.02 = 1,499.16/x
  3. Step 3: Cross multiply
    2,197.56x = 3,031.02 × 1,499.16
  4. Step 4: Simplify right side
    2,197.56x = 4,543,983.94
  5. Step 5: Solve for x
    x = 4,543,983.94/2,197.56
  6. Step 6: Final answer
    x = 2,067.74

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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.