Home / 2,772.64-4,150.08-2,358.88

Finding the Fourth Proportional to 2,772.64, 4,150.08 and 2,358.88

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Solution

The fourth proportional to 2,772.64, 4,150.08 and 2,358.88 is: 3,530.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772.64 : 4,150.08 = 2,358.88 : x
  2. Step 2: Convert to fraction form
    2,772.64/4,150.08 = 2,358.88/x
  3. Step 3: Cross multiply
    2,772.64x = 4,150.08 × 2,358.88
  4. Step 4: Simplify right side
    2,772.64x = 9,789,540.71
  5. Step 5: Solve for x
    x = 9,789,540.71/2,772.64
  6. Step 6: Final answer
    x = 3,530.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.