Home / 2,828.60-4,234.80-1,735.10

Finding the Fourth Proportional to 2,828.60, 4,234.80 and 1,735.10

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Solution

The fourth proportional to 2,828.60, 4,234.80 and 1,735.10 is: 2,597.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828.60 : 4,234.80 = 1,735.10 : x
  2. Step 2: Convert to fraction form
    2,828.60/4,234.80 = 1,735.10/x
  3. Step 3: Cross multiply
    2,828.60x = 4,234.80 × 1,735.10
  4. Step 4: Simplify right side
    2,828.60x = 7,347,801.48
  5. Step 5: Solve for x
    x = 7,347,801.48/2,828.60
  6. Step 6: Final answer
    x = 2,597.68

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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.