Home / 3,171.02-4,760.18-1,946.30

Finding the Fourth Proportional to 3,171.02, 4,760.18 and 1,946.30

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Solution

The fourth proportional to 3,171.02, 4,760.18 and 1,946.30 is: 2,921.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171.02 : 4,760.18 = 1,946.30 : x
  2. Step 2: Convert to fraction form
    3,171.02/4,760.18 = 1,946.30/x
  3. Step 3: Cross multiply
    3,171.02x = 4,760.18 × 1,946.30
  4. Step 4: Simplify right side
    3,171.02x = 9,264,738.33
  5. Step 5: Solve for x
    x = 9,264,738.33/3,171.02
  6. Step 6: Final answer
    x = 2,921.69

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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.