Home / 2,865.96-4,298.64-1,016.88

Finding the Fourth Proportional to 2,865.96, 4,298.64 and 1,016.88

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Solution

The fourth proportional to 2,865.96, 4,298.64 and 1,016.88 is: 1,525.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865.96 : 4,298.64 = 1,016.88 : x
  2. Step 2: Convert to fraction form
    2,865.96/4,298.64 = 1,016.88/x
  3. Step 3: Cross multiply
    2,865.96x = 4,298.64 × 1,016.88
  4. Step 4: Simplify right side
    2,865.96x = 4,371,201.04
  5. Step 5: Solve for x
    x = 4,371,201.04/2,865.96
  6. Step 6: Final answer
    x = 1,525.21

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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.