Home / 6,896.86-9,519.46-4,380.18

Finding the Fourth Proportional to 6,896.86, 9,519.46 and 4,380.18

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Solution

The fourth proportional to 6,896.86, 9,519.46 and 4,380.18 is: 6,045.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,896.86 : 9,519.46 = 4,380.18 : x
  2. Step 2: Convert to fraction form
    6,896.86/9,519.46 = 4,380.18/x
  3. Step 3: Cross multiply
    6,896.86x = 9,519.46 × 4,380.18
  4. Step 4: Simplify right side
    6,896.86x = 41,696,948.30
  5. Step 5: Solve for x
    x = 41,696,948.30/6,896.86
  6. Step 6: Final answer
    x = 6,045.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.