Home / 9,035.93-12,469.77-5,450.87

Finding the Fourth Proportional to 9,035.93, 12,469.77 and 5,450.87

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Solution

The fourth proportional to 9,035.93, 12,469.77 and 5,450.87 is: 7,522.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,035.93 : 12,469.77 = 5,450.87 : x
  2. Step 2: Convert to fraction form
    9,035.93/12,469.77 = 5,450.87/x
  3. Step 3: Cross multiply
    9,035.93x = 12,469.77 × 5,450.87
  4. Step 4: Simplify right side
    9,035.93x = 67,971,095.20
  5. Step 5: Solve for x
    x = 67,971,095.20/9,035.93
  6. Step 6: Final answer
    x = 7,522.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.