Home / 3,406.95-4,706.37-2,630.97

Finding the Fourth Proportional to 3,406.95, 4,706.37 and 2,630.97

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Solution

The fourth proportional to 3,406.95, 4,706.37 and 2,630.97 is: 3,634.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406.95 : 4,706.37 = 2,630.97 : x
  2. Step 2: Convert to fraction form
    3,406.95/4,706.37 = 2,630.97/x
  3. Step 3: Cross multiply
    3,406.95x = 4,706.37 × 2,630.97
  4. Step 4: Simplify right side
    3,406.95x = 12,382,318.28
  5. Step 5: Solve for x
    x = 12,382,318.28/3,406.95
  6. Step 6: Final answer
    x = 3,634.43

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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.