Home / 3,488.72-5,224.77-2,838.02

Finding the Fourth Proportional to 3,488.72, 5,224.77 and 2,838.02

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Solution

The fourth proportional to 3,488.72, 5,224.77 and 2,838.02 is: 4,250.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.72 : 5,224.77 = 2,838.02 : x
  2. Step 2: Convert to fraction form
    3,488.72/5,224.77 = 2,838.02/x
  3. Step 3: Cross multiply
    3,488.72x = 5,224.77 × 2,838.02
  4. Step 4: Simplify right side
    3,488.72x = 14,827,975.63
  5. Step 5: Solve for x
    x = 14,827,975.63/3,488.72
  6. Step 6: Final answer
    x = 4,250.27

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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.