Home / 3,606.22-4,973.98-2,784.64

Finding the Fourth Proportional to 3,606.22, 4,973.98 and 2,784.64

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Solution

The fourth proportional to 3,606.22, 4,973.98 and 2,784.64 is: 3,840.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.22 : 4,973.98 = 2,784.64 : x
  2. Step 2: Convert to fraction form
    3,606.22/4,973.98 = 2,784.64/x
  3. Step 3: Cross multiply
    3,606.22x = 4,973.98 × 2,784.64
  4. Step 4: Simplify right side
    3,606.22x = 13,850,718.80
  5. Step 5: Solve for x
    x = 13,850,718.80/3,606.22
  6. Step 6: Final answer
    x = 3,840.79

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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.