Home / 9,091.48-13,638.06-3,545.26

Finding the Fourth Proportional to 9,091.48, 13,638.06 and 3,545.26

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Solution

The fourth proportional to 9,091.48, 13,638.06 and 3,545.26 is: 5,318.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,091.48 : 13,638.06 = 3,545.26 : x
  2. Step 2: Convert to fraction form
    9,091.48/13,638.06 = 3,545.26/x
  3. Step 3: Cross multiply
    9,091.48x = 13,638.06 × 3,545.26
  4. Step 4: Simplify right side
    9,091.48x = 48,350,468.60
  5. Step 5: Solve for x
    x = 48,350,468.60/9,091.48
  6. Step 6: Final answer
    x = 5,318.22

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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.