Home / 9,091.93-13,638.05-3,827.04

Finding the Fourth Proportional to 9,091.93, 13,638.05 and 3,827.04

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Solution

The fourth proportional to 9,091.93, 13,638.05 and 3,827.04 is: 5,740.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,091.93 : 13,638.05 = 3,827.04 : x
  2. Step 2: Convert to fraction form
    9,091.93/13,638.05 = 3,827.04/x
  3. Step 3: Cross multiply
    9,091.93x = 13,638.05 × 3,827.04
  4. Step 4: Simplify right side
    9,091.93x = 52,193,362.87
  5. Step 5: Solve for x
    x = 52,193,362.87/9,091.93
  6. Step 6: Final answer
    x = 5,740.63

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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.