Home / 3,122.01-4,683.12-1,366.11

Finding the Fourth Proportional to 3,122.01, 4,683.12 and 1,366.11

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Solution

The fourth proportional to 3,122.01, 4,683.12 and 1,366.11 is: 2,049.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122.01 : 4,683.12 = 1,366.11 : x
  2. Step 2: Convert to fraction form
    3,122.01/4,683.12 = 1,366.11/x
  3. Step 3: Cross multiply
    3,122.01x = 4,683.12 × 1,366.11
  4. Step 4: Simplify right side
    3,122.01x = 6,397,657.06
  5. Step 5: Solve for x
    x = 6,397,657.06/3,122.01
  6. Step 6: Final answer
    x = 2,049.21

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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.