Home / 4,276.86-5,902.14-2,388.61

Finding the Fourth Proportional to 4,276.86, 5,902.14 and 2,388.61

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Solution

The fourth proportional to 4,276.86, 5,902.14 and 2,388.61 is: 3,296.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.86 : 5,902.14 = 2,388.61 : x
  2. Step 2: Convert to fraction form
    4,276.86/5,902.14 = 2,388.61/x
  3. Step 3: Cross multiply
    4,276.86x = 5,902.14 × 2,388.61
  4. Step 4: Simplify right side
    4,276.86x = 14,097,910.63
  5. Step 5: Solve for x
    x = 14,097,910.63/4,276.86
  6. Step 6: Final answer
    x = 3,296.32

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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.