Home / 3,501.23-5,249.68-2,113.70

Finding the Fourth Proportional to 3,501.23, 5,249.68 and 2,113.70

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Solution

The fourth proportional to 3,501.23, 5,249.68 and 2,113.70 is: 3,169.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.23 : 5,249.68 = 2,113.70 : x
  2. Step 2: Convert to fraction form
    3,501.23/5,249.68 = 2,113.70/x
  3. Step 3: Cross multiply
    3,501.23x = 5,249.68 × 2,113.70
  4. Step 4: Simplify right side
    3,501.23x = 11,096,248.62
  5. Step 5: Solve for x
    x = 11,096,248.62/3,501.23
  6. Step 6: Final answer
    x = 3,169.24

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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.