Home / 3,731.22-5,588.58-2,688.12

Finding the Fourth Proportional to 3,731.22, 5,588.58 and 2,688.12

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Solution

The fourth proportional to 3,731.22, 5,588.58 and 2,688.12 is: 4,026.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,731.22 : 5,588.58 = 2,688.12 : x
  2. Step 2: Convert to fraction form
    3,731.22/5,588.58 = 2,688.12/x
  3. Step 3: Cross multiply
    3,731.22x = 5,588.58 × 2,688.12
  4. Step 4: Simplify right side
    3,731.22x = 15,022,773.67
  5. Step 5: Solve for x
    x = 15,022,773.67/3,731.22
  6. Step 6: Final answer
    x = 4,026.24

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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.