Home / 3,600.05-5,403.16-1,410.31

Finding the Fourth Proportional to 3,600.05, 5,403.16 and 1,410.31

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Solution

The fourth proportional to 3,600.05, 5,403.16 and 1,410.31 is: 2,116.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.05 : 5,403.16 = 1,410.31 : x
  2. Step 2: Convert to fraction form
    3,600.05/5,403.16 = 1,410.31/x
  3. Step 3: Cross multiply
    3,600.05x = 5,403.16 × 1,410.31
  4. Step 4: Simplify right side
    3,600.05x = 7,620,131.16
  5. Step 5: Solve for x
    x = 7,620,131.16/3,600.05
  6. Step 6: Final answer
    x = 2,116.68

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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.