Home / 3,530.22-4,860.57-2,998.05

Finding the Fourth Proportional to 3,530.22, 4,860.57 and 2,998.05

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Solution

The fourth proportional to 3,530.22, 4,860.57 and 2,998.05 is: 4,127.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.22 : 4,860.57 = 2,998.05 : x
  2. Step 2: Convert to fraction form
    3,530.22/4,860.57 = 2,998.05/x
  3. Step 3: Cross multiply
    3,530.22x = 4,860.57 × 2,998.05
  4. Step 4: Simplify right side
    3,530.22x = 14,572,231.89
  5. Step 5: Solve for x
    x = 14,572,231.89/3,530.22
  6. Step 6: Final answer
    x = 4,127.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.