Home / 5,192.33-7,776.77-3,639.25

Finding the Fourth Proportional to 5,192.33, 7,776.77 and 3,639.25

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Solution

The fourth proportional to 5,192.33, 7,776.77 and 3,639.25 is: 5,450.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.33 : 7,776.77 = 3,639.25 : x
  2. Step 2: Convert to fraction form
    5,192.33/7,776.77 = 3,639.25/x
  3. Step 3: Cross multiply
    5,192.33x = 7,776.77 × 3,639.25
  4. Step 4: Simplify right side
    5,192.33x = 28,301,588.48
  5. Step 5: Solve for x
    x = 28,301,588.48/5,192.33
  6. Step 6: Final answer
    x = 5,450.65

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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.