Home / 6,827.17-9,422.85-3,994.85

Finding the Fourth Proportional to 6,827.17, 9,422.85 and 3,994.85

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Solution

The fourth proportional to 6,827.17, 9,422.85 and 3,994.85 is: 5,513.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,827.17 : 9,422.85 = 3,994.85 : x
  2. Step 2: Convert to fraction form
    6,827.17/9,422.85 = 3,994.85/x
  3. Step 3: Cross multiply
    6,827.17x = 9,422.85 × 3,994.85
  4. Step 4: Simplify right side
    6,827.17x = 37,642,852.35
  5. Step 5: Solve for x
    x = 37,642,852.35/6,827.17
  6. Step 6: Final answer
    x = 5,513.68

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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.