Home / 6,911.30-10,367.49-3,403.19

Finding the Fourth Proportional to 6,911.30, 10,367.49 and 3,403.19

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Solution

The fourth proportional to 6,911.30, 10,367.49 and 3,403.19 is: 5,105.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911.30 : 10,367.49 = 3,403.19 : x
  2. Step 2: Convert to fraction form
    6,911.30/10,367.49 = 3,403.19/x
  3. Step 3: Cross multiply
    6,911.30x = 10,367.49 × 3,403.19
  4. Step 4: Simplify right side
    6,911.30x = 35,282,538.29
  5. Step 5: Solve for x
    x = 35,282,538.29/6,911.30
  6. Step 6: Final answer
    x = 5,105.05

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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.