Home / 2,962.16-4,087.80-1,635.96

Finding the Fourth Proportional to 2,962.16, 4,087.80 and 1,635.96

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Solution

The fourth proportional to 2,962.16, 4,087.80 and 1,635.96 is: 2,257.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.16 : 4,087.80 = 1,635.96 : x
  2. Step 2: Convert to fraction form
    2,962.16/4,087.80 = 1,635.96/x
  3. Step 3: Cross multiply
    2,962.16x = 4,087.80 × 1,635.96
  4. Step 4: Simplify right side
    2,962.16x = 6,687,477.29
  5. Step 5: Solve for x
    x = 6,687,477.29/2,962.16
  6. Step 6: Final answer
    x = 2,257.64

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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.