Home / 6,877.17-10,314.44-1,945.62

Finding the Fourth Proportional to 6,877.17, 10,314.44 and 1,945.62

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Solution

The fourth proportional to 6,877.17, 10,314.44 and 1,945.62 is: 2,918.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877.17 : 10,314.44 = 1,945.62 : x
  2. Step 2: Convert to fraction form
    6,877.17/10,314.44 = 1,945.62/x
  3. Step 3: Cross multiply
    6,877.17x = 10,314.44 × 1,945.62
  4. Step 4: Simplify right side
    6,877.17x = 20,067,978.32
  5. Step 5: Solve for x
    x = 20,067,978.32/6,877.17
  6. Step 6: Final answer
    x = 2,918.06

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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.