Home / 2,031.27-3,045.67-797.20

Finding the Fourth Proportional to 2,031.27, 3,045.67 and 797.20

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Solution

The fourth proportional to 2,031.27, 3,045.67 and 797.20 is: 1,195.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.27 : 3,045.67 = 797.20 : x
  2. Step 2: Convert to fraction form
    2,031.27/3,045.67 = 797.20/x
  3. Step 3: Cross multiply
    2,031.27x = 3,045.67 × 797.20
  4. Step 4: Simplify right side
    2,031.27x = 2,428,008.12
  5. Step 5: Solve for x
    x = 2,428,008.12/2,031.27
  6. Step 6: Final answer
    x = 1,195.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.