Home / 3,276.63-4,520.48-2,098.40

Finding the Fourth Proportional to 3,276.63, 4,520.48 and 2,098.40

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Solution

The fourth proportional to 3,276.63, 4,520.48 and 2,098.40 is: 2,894.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.63 : 4,520.48 = 2,098.40 : x
  2. Step 2: Convert to fraction form
    3,276.63/4,520.48 = 2,098.40/x
  3. Step 3: Cross multiply
    3,276.63x = 4,520.48 × 2,098.40
  4. Step 4: Simplify right side
    3,276.63x = 9,485,742.14
  5. Step 5: Solve for x
    x = 9,485,742.14/3,276.63
  6. Step 6: Final answer
    x = 2,894.97

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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.