Home / 2,962.02-4,087.50-1,635.78

Finding the Fourth Proportional to 2,962.02, 4,087.50 and 1,635.78

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Solution

The fourth proportional to 2,962.02, 4,087.50 and 1,635.78 is: 2,257.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.02 : 4,087.50 = 1,635.78 : x
  2. Step 2: Convert to fraction form
    2,962.02/4,087.50 = 1,635.78/x
  3. Step 3: Cross multiply
    2,962.02x = 4,087.50 × 1,635.78
  4. Step 4: Simplify right side
    2,962.02x = 6,686,250.75
  5. Step 5: Solve for x
    x = 6,686,250.75/2,962.02
  6. Step 6: Final answer
    x = 2,257.33

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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.