Home / 3,530.21-4,860.58-2,998.04

Finding the Fourth Proportional to 3,530.21, 4,860.58 and 2,998.04

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Solution

The fourth proportional to 3,530.21, 4,860.58 and 2,998.04 is: 4,127.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.21 : 4,860.58 = 2,998.04 : x
  2. Step 2: Convert to fraction form
    3,530.21/4,860.58 = 2,998.04/x
  3. Step 3: Cross multiply
    3,530.21x = 4,860.58 × 2,998.04
  4. Step 4: Simplify right side
    3,530.21x = 14,572,213.26
  5. Step 5: Solve for x
    x = 14,572,213.26/3,530.21
  6. Step 6: Final answer
    x = 4,127.86

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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.