Home / 3,343.20-5,014.06-1,122.34

Finding the Fourth Proportional to 3,343.20, 5,014.06 and 1,122.34

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Solution

The fourth proportional to 3,343.20, 5,014.06 and 1,122.34 is: 1,683.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.20 : 5,014.06 = 1,122.34 : x
  2. Step 2: Convert to fraction form
    3,343.20/5,014.06 = 1,122.34/x
  3. Step 3: Cross multiply
    3,343.20x = 5,014.06 × 1,122.34
  4. Step 4: Simplify right side
    3,343.20x = 5,627,480.10
  5. Step 5: Solve for x
    x = 5,627,480.10/3,343.20
  6. Step 6: Final answer
    x = 1,683.26

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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.