Home / 4,970.52-7,455.39-2,197.28

Finding the Fourth Proportional to 4,970.52, 7,455.39 and 2,197.28

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Solution

The fourth proportional to 4,970.52, 7,455.39 and 2,197.28 is: 3,295.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.52 : 7,455.39 = 2,197.28 : x
  2. Step 2: Convert to fraction form
    4,970.52/7,455.39 = 2,197.28/x
  3. Step 3: Cross multiply
    4,970.52x = 7,455.39 × 2,197.28
  4. Step 4: Simplify right side
    4,970.52x = 16,381,620.20
  5. Step 5: Solve for x
    x = 16,381,620.20/4,970.52
  6. Step 6: Final answer
    x = 3,295.75

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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.