Home / 6,744.13-10,116.80-1,813.66

Finding the Fourth Proportional to 6,744.13, 10,116.80 and 1,813.66

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Solution

The fourth proportional to 6,744.13, 10,116.80 and 1,813.66 is: 2,720.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,744.13 : 10,116.80 = 1,813.66 : x
  2. Step 2: Convert to fraction form
    6,744.13/10,116.80 = 1,813.66/x
  3. Step 3: Cross multiply
    6,744.13x = 10,116.80 × 1,813.66
  4. Step 4: Simplify right side
    6,744.13x = 18,348,401.13
  5. Step 5: Solve for x
    x = 18,348,401.13/6,744.13
  6. Step 6: Final answer
    x = 2,720.65

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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.