Home / 3,407.10-5,122.80-3,334.20

Finding the Fourth Proportional to 3,407.10, 5,122.80 and 3,334.20

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Solution

The fourth proportional to 3,407.10, 5,122.80 and 3,334.20 is: 5,013.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407.10 : 5,122.80 = 3,334.20 : x
  2. Step 2: Convert to fraction form
    3,407.10/5,122.80 = 3,334.20/x
  3. Step 3: Cross multiply
    3,407.10x = 5,122.80 × 3,334.20
  4. Step 4: Simplify right side
    3,407.10x = 17,080,439.76
  5. Step 5: Solve for x
    x = 17,080,439.76/3,407.10
  6. Step 6: Final answer
    x = 5,013.19

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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.