Home / 4,209.13-6,313.41-1,742.15

Finding the Fourth Proportional to 4,209.13, 6,313.41 and 1,742.15

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Solution

The fourth proportional to 4,209.13, 6,313.41 and 1,742.15 is: 2,613.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.13 : 6,313.41 = 1,742.15 : x
  2. Step 2: Convert to fraction form
    4,209.13/6,313.41 = 1,742.15/x
  3. Step 3: Cross multiply
    4,209.13x = 6,313.41 × 1,742.15
  4. Step 4: Simplify right side
    4,209.13x = 10,998,923.02
  5. Step 5: Solve for x
    x = 10,998,923.02/4,209.13
  6. Step 6: Final answer
    x = 2,613.11

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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.