Home / 2,768.24-3,817.46-2,349.74

Finding the Fourth Proportional to 2,768.24, 3,817.46 and 2,349.74

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Solution

The fourth proportional to 2,768.24, 3,817.46 and 2,349.74 is: 3,240.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768.24 : 3,817.46 = 2,349.74 : x
  2. Step 2: Convert to fraction form
    2,768.24/3,817.46 = 2,349.74/x
  3. Step 3: Cross multiply
    2,768.24x = 3,817.46 × 2,349.74
  4. Step 4: Simplify right side
    2,768.24x = 8,970,026.71
  5. Step 5: Solve for x
    x = 8,970,026.71/2,768.24
  6. Step 6: Final answer
    x = 3,240.34

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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.