Home / 2,867.64-4,301.52-1,018.80

Finding the Fourth Proportional to 2,867.64, 4,301.52 and 1,018.80

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Solution

The fourth proportional to 2,867.64, 4,301.52 and 1,018.80 is: 1,528.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.64 : 4,301.52 = 1,018.80 : x
  2. Step 2: Convert to fraction form
    2,867.64/4,301.52 = 1,018.80/x
  3. Step 3: Cross multiply
    2,867.64x = 4,301.52 × 1,018.80
  4. Step 4: Simplify right side
    2,867.64x = 4,382,388.58
  5. Step 5: Solve for x
    x = 4,382,388.58/2,867.64
  6. Step 6: Final answer
    x = 1,528.22

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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.