Home / 4,731.36-7,097.12-3,851.68

Finding the Fourth Proportional to 4,731.36, 7,097.12 and 3,851.68

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Solution

The fourth proportional to 4,731.36, 7,097.12 and 3,851.68 is: 5,777.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731.36 : 7,097.12 = 3,851.68 : x
  2. Step 2: Convert to fraction form
    4,731.36/7,097.12 = 3,851.68/x
  3. Step 3: Cross multiply
    4,731.36x = 7,097.12 × 3,851.68
  4. Step 4: Simplify right side
    4,731.36x = 27,335,815.90
  5. Step 5: Solve for x
    x = 27,335,815.90/4,731.36
  6. Step 6: Final answer
    x = 5,777.58

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1.5x scale

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.