Home / 2,285.28-3,427.26-898.35

Finding the Fourth Proportional to 2,285.28, 3,427.26 and 898.35

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Solution

The fourth proportional to 2,285.28, 3,427.26 and 898.35 is: 1,347.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.28 : 3,427.26 = 898.35 : x
  2. Step 2: Convert to fraction form
    2,285.28/3,427.26 = 898.35/x
  3. Step 3: Cross multiply
    2,285.28x = 3,427.26 × 898.35
  4. Step 4: Simplify right side
    2,285.28x = 3,078,879.02
  5. Step 5: Solve for x
    x = 3,078,879.02/2,285.28
  6. Step 6: Final answer
    x = 1,347.27

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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.