Home / 2,257.76-3,366.77-2,078.24

Finding the Fourth Proportional to 2,257.76, 3,366.77 and 2,078.24

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Solution

The fourth proportional to 2,257.76, 3,366.77 and 2,078.24 is: 3,099.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257.76 : 3,366.77 = 2,078.24 : x
  2. Step 2: Convert to fraction form
    2,257.76/3,366.77 = 2,078.24/x
  3. Step 3: Cross multiply
    2,257.76x = 3,366.77 × 2,078.24
  4. Step 4: Simplify right side
    2,257.76x = 6,996,928.86
  5. Step 5: Solve for x
    x = 6,996,928.86/2,257.76
  6. Step 6: Final answer
    x = 3,099.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.