Home / 5,501.52-8,251.92-1,605.60

Finding the Fourth Proportional to 5,501.52, 8,251.92 and 1,605.60

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Solution

The fourth proportional to 5,501.52, 8,251.92 and 1,605.60 is: 2,408.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,501.52 : 8,251.92 = 1,605.60 : x
  2. Step 2: Convert to fraction form
    5,501.52/8,251.92 = 1,605.60/x
  3. Step 3: Cross multiply
    5,501.52x = 8,251.92 × 1,605.60
  4. Step 4: Simplify right side
    5,501.52x = 13,249,282.75
  5. Step 5: Solve for x
    x = 13,249,282.75/5,501.52
  6. Step 6: Final answer
    x = 2,408.29

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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.