Home / 2,857.23-4,283.27-1,008.02

Finding the Fourth Proportional to 2,857.23, 4,283.27 and 1,008.02

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Solution

The fourth proportional to 2,857.23, 4,283.27 and 1,008.02 is: 1,511.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857.23 : 4,283.27 = 1,008.02 : x
  2. Step 2: Convert to fraction form
    2,857.23/4,283.27 = 1,008.02/x
  3. Step 3: Cross multiply
    2,857.23x = 4,283.27 × 1,008.02
  4. Step 4: Simplify right side
    2,857.23x = 4,317,595.37
  5. Step 5: Solve for x
    x = 4,317,595.37/2,857.23
  6. Step 6: Final answer
    x = 1,511.11

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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.