Home / 6,876.19-10,314.68-1,945.42

Finding the Fourth Proportional to 6,876.19, 10,314.68 and 1,945.42

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Solution

The fourth proportional to 6,876.19, 10,314.68 and 1,945.42 is: 2,918.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876.19 : 10,314.68 = 1,945.42 : x
  2. Step 2: Convert to fraction form
    6,876.19/10,314.68 = 1,945.42/x
  3. Step 3: Cross multiply
    6,876.19x = 10,314.68 × 1,945.42
  4. Step 4: Simplify right side
    6,876.19x = 20,066,333.19
  5. Step 5: Solve for x
    x = 20,066,333.19/6,876.19
  6. Step 6: Final answer
    x = 2,918.23

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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.