Home / 5,628.90-8,442.46-3,542.52

Finding the Fourth Proportional to 5,628.90, 8,442.46 and 3,542.52

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Solution

The fourth proportional to 5,628.90, 8,442.46 and 3,542.52 is: 5,313.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.90 : 8,442.46 = 3,542.52 : x
  2. Step 2: Convert to fraction form
    5,628.90/8,442.46 = 3,542.52/x
  3. Step 3: Cross multiply
    5,628.90x = 8,442.46 × 3,542.52
  4. Step 4: Simplify right side
    5,628.90x = 29,907,583.40
  5. Step 5: Solve for x
    x = 29,907,583.40/5,628.90
  6. Step 6: Final answer
    x = 5,313.22

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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.