Home / 5,402.25-8,104.52-1,705.54

Finding the Fourth Proportional to 5,402.25, 8,104.52 and 1,705.54

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Solution

The fourth proportional to 5,402.25, 8,104.52 and 1,705.54 is: 2,558.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.25 : 8,104.52 = 1,705.54 : x
  2. Step 2: Convert to fraction form
    5,402.25/8,104.52 = 1,705.54/x
  3. Step 3: Cross multiply
    5,402.25x = 8,104.52 × 1,705.54
  4. Step 4: Simplify right side
    5,402.25x = 13,822,583.04
  5. Step 5: Solve for x
    x = 13,822,583.04/5,402.25
  6. Step 6: Final answer
    x = 2,558.67

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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.