Home / 3,865.52-5,334.41-2,097.14

Finding the Fourth Proportional to 3,865.52, 5,334.41 and 2,097.14

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Solution

The fourth proportional to 3,865.52, 5,334.41 and 2,097.14 is: 2,894.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865.52 : 5,334.41 = 2,097.14 : x
  2. Step 2: Convert to fraction form
    3,865.52/5,334.41 = 2,097.14/x
  3. Step 3: Cross multiply
    3,865.52x = 5,334.41 × 2,097.14
  4. Step 4: Simplify right side
    3,865.52x = 11,186,983.16
  5. Step 5: Solve for x
    x = 11,186,983.16/3,865.52
  6. Step 6: Final answer
    x = 2,894.04

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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.