Home / 3,224.60-4,827.78-2,051.68

Finding the Fourth Proportional to 3,224.60, 4,827.78 and 2,051.68

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Solution

The fourth proportional to 3,224.60, 4,827.78 and 2,051.68 is: 3,071.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.60 : 4,827.78 = 2,051.68 : x
  2. Step 2: Convert to fraction form
    3,224.60/4,827.78 = 2,051.68/x
  3. Step 3: Cross multiply
    3,224.60x = 4,827.78 × 2,051.68
  4. Step 4: Simplify right side
    3,224.60x = 9,905,059.67
  5. Step 5: Solve for x
    x = 9,905,059.67/3,224.60
  6. Step 6: Final answer
    x = 3,071.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.