Home / 2,962.44-4,087.98-1,636.11

Finding the Fourth Proportional to 2,962.44, 4,087.98 and 1,636.11

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Solution

The fourth proportional to 2,962.44, 4,087.98 and 1,636.11 is: 2,257.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.44 : 4,087.98 = 1,636.11 : x
  2. Step 2: Convert to fraction form
    2,962.44/4,087.98 = 1,636.11/x
  3. Step 3: Cross multiply
    2,962.44x = 4,087.98 × 1,636.11
  4. Step 4: Simplify right side
    2,962.44x = 6,688,384.96
  5. Step 5: Solve for x
    x = 6,688,384.96/2,962.44
  6. Step 6: Final answer
    x = 2,257.73

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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.