Home / 4,272.54-5,897.79-3,015.42

Finding the Fourth Proportional to 4,272.54, 5,897.79 and 3,015.42

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Solution

The fourth proportional to 4,272.54, 5,897.79 and 3,015.42 is: 4,162.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.54 : 5,897.79 = 3,015.42 : x
  2. Step 2: Convert to fraction form
    4,272.54/5,897.79 = 3,015.42/x
  3. Step 3: Cross multiply
    4,272.54x = 5,897.79 × 3,015.42
  4. Step 4: Simplify right side
    4,272.54x = 17,784,313.92
  5. Step 5: Solve for x
    x = 17,784,313.92/4,272.54
  6. Step 6: Final answer
    x = 4,162.47

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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.