Home / 5,462.75-8,202.31-3,125.39

Finding the Fourth Proportional to 5,462.75, 8,202.31 and 3,125.39

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Solution

The fourth proportional to 5,462.75, 8,202.31 and 3,125.39 is: 4,692.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462.75 : 8,202.31 = 3,125.39 : x
  2. Step 2: Convert to fraction form
    5,462.75/8,202.31 = 3,125.39/x
  3. Step 3: Cross multiply
    5,462.75x = 8,202.31 × 3,125.39
  4. Step 4: Simplify right side
    5,462.75x = 25,635,430.34
  5. Step 5: Solve for x
    x = 25,635,430.34/5,462.75
  6. Step 6: Final answer
    x = 4,692.77

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1.5x scale

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.