Home / 2,285.52-3,428.36-1,935.60

Finding the Fourth Proportional to 2,285.52, 3,428.36 and 1,935.60

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Solution

The fourth proportional to 2,285.52, 3,428.36 and 1,935.60 is: 2,903.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.52 : 3,428.36 = 1,935.60 : x
  2. Step 2: Convert to fraction form
    2,285.52/3,428.36 = 1,935.60/x
  3. Step 3: Cross multiply
    2,285.52x = 3,428.36 × 1,935.60
  4. Step 4: Simplify right side
    2,285.52x = 6,635,933.62
  5. Step 5: Solve for x
    x = 6,635,933.62/2,285.52
  6. Step 6: Final answer
    x = 2,903.47

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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.