Home / 9,092.25-13,638.98-3,898.13

Finding the Fourth Proportional to 9,092.25, 13,638.98 and 3,898.13

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Solution

The fourth proportional to 9,092.25, 13,638.98 and 3,898.13 is: 5,847.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,092.25 : 13,638.98 = 3,898.13 : x
  2. Step 2: Convert to fraction form
    9,092.25/13,638.98 = 3,898.13/x
  3. Step 3: Cross multiply
    9,092.25x = 13,638.98 × 3,898.13
  4. Step 4: Simplify right side
    9,092.25x = 53,166,458.66
  5. Step 5: Solve for x
    x = 53,166,458.66/9,092.25
  6. Step 6: Final answer
    x = 5,847.45

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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.