Home / 3,410.01-5,116.50-1,331.46

Finding the Fourth Proportional to 3,410.01, 5,116.50 and 1,331.46

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Solution

The fourth proportional to 3,410.01, 5,116.50 and 1,331.46 is: 1,997.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.01 : 5,116.50 = 1,331.46 : x
  2. Step 2: Convert to fraction form
    3,410.01/5,116.50 = 1,331.46/x
  3. Step 3: Cross multiply
    3,410.01x = 5,116.50 × 1,331.46
  4. Step 4: Simplify right side
    3,410.01x = 6,812,415.09
  5. Step 5: Solve for x
    x = 6,812,415.09/3,410.01
  6. Step 6: Final answer
    x = 1,997.77

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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.