Home / 3,097.47-4,273.12-1,838.58

Finding the Fourth Proportional to 3,097.47, 4,273.12 and 1,838.58

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Solution

The fourth proportional to 3,097.47, 4,273.12 and 1,838.58 is: 2,536.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.47 : 4,273.12 = 1,838.58 : x
  2. Step 2: Convert to fraction form
    3,097.47/4,273.12 = 1,838.58/x
  3. Step 3: Cross multiply
    3,097.47x = 4,273.12 × 1,838.58
  4. Step 4: Simplify right side
    3,097.47x = 7,856,451.60
  5. Step 5: Solve for x
    x = 7,856,451.60/3,097.47
  6. Step 6: Final answer
    x = 2,536.41

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1.5x scale

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.