Home / 2,828.58-4,236.12-1,363.02

Finding the Fourth Proportional to 2,828.58, 4,236.12 and 1,363.02

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Solution

The fourth proportional to 2,828.58, 4,236.12 and 1,363.02 is: 2,041.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828.58 : 4,236.12 = 1,363.02 : x
  2. Step 2: Convert to fraction form
    2,828.58/4,236.12 = 1,363.02/x
  3. Step 3: Cross multiply
    2,828.58x = 4,236.12 × 1,363.02
  4. Step 4: Simplify right side
    2,828.58x = 5,773,916.28
  5. Step 5: Solve for x
    x = 5,773,916.28/2,828.58
  6. Step 6: Final answer
    x = 2,041.28

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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.