Home / 3,600.21-5,400.31-2,060.13

Finding the Fourth Proportional to 3,600.21, 5,400.31 and 2,060.13

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Solution

The fourth proportional to 3,600.21, 5,400.31 and 2,060.13 is: 3,090.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.21 : 5,400.31 = 2,060.13 : x
  2. Step 2: Convert to fraction form
    3,600.21/5,400.31 = 2,060.13/x
  3. Step 3: Cross multiply
    3,600.21x = 5,400.31 × 2,060.13
  4. Step 4: Simplify right side
    3,600.21x = 11,125,340.64
  5. Step 5: Solve for x
    x = 11,125,340.64/3,600.21
  6. Step 6: Final answer
    x = 3,090.19

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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.