Home / 3,962.12-5,466.80-2,705.79

Finding the Fourth Proportional to 3,962.12, 5,466.80 and 2,705.79

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Solution

The fourth proportional to 3,962.12, 5,466.80 and 2,705.79 is: 3,733.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.12 : 5,466.80 = 2,705.79 : x
  2. Step 2: Convert to fraction form
    3,962.12/5,466.80 = 2,705.79/x
  3. Step 3: Cross multiply
    3,962.12x = 5,466.80 × 2,705.79
  4. Step 4: Simplify right side
    3,962.12x = 14,792,040.04
  5. Step 5: Solve for x
    x = 14,792,040.04/3,962.12
  6. Step 6: Final answer
    x = 3,733.37

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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.