Home / 4,731.71-6,529.66-2,742.21

Finding the Fourth Proportional to 4,731.71, 6,529.66 and 2,742.21

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Solution

The fourth proportional to 4,731.71, 6,529.66 and 2,742.21 is: 3,784.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731.71 : 6,529.66 = 2,742.21 : x
  2. Step 2: Convert to fraction form
    4,731.71/6,529.66 = 2,742.21/x
  3. Step 3: Cross multiply
    4,731.71x = 6,529.66 × 2,742.21
  4. Step 4: Simplify right side
    4,731.71x = 17,905,692.09
  5. Step 5: Solve for x
    x = 17,905,692.09/4,731.71
  6. Step 6: Final answer
    x = 3,784.19

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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.