Home / 6,825.20-10,237.79-1,894.84

Finding the Fourth Proportional to 6,825.20, 10,237.79 and 1,894.84

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Solution

The fourth proportional to 6,825.20, 10,237.79 and 1,894.84 is: 2,842.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,825.20 : 10,237.79 = 1,894.84 : x
  2. Step 2: Convert to fraction form
    6,825.20/10,237.79 = 1,894.84/x
  3. Step 3: Cross multiply
    6,825.20x = 10,237.79 × 1,894.84
  4. Step 4: Simplify right side
    6,825.20x = 19,398,953.15
  5. Step 5: Solve for x
    x = 19,398,953.15/6,825.20
  6. Step 6: Final answer
    x = 2,842.26

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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.