Home / 6,868.44-10,290.89-4,612.74

Finding the Fourth Proportional to 6,868.44, 10,290.89 and 4,612.74

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Solution

The fourth proportional to 6,868.44, 10,290.89 and 4,612.74 is: 6,911.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,868.44 : 10,290.89 = 4,612.74 : x
  2. Step 2: Convert to fraction form
    6,868.44/10,290.89 = 4,612.74/x
  3. Step 3: Cross multiply
    6,868.44x = 10,290.89 × 4,612.74
  4. Step 4: Simplify right side
    6,868.44x = 47,469,199.94
  5. Step 5: Solve for x
    x = 47,469,199.94/6,868.44
  6. Step 6: Final answer
    x = 6,911.21

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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.