Home / 5,183.19-7,669.08-5,168.61

Finding the Fourth Proportional to 5,183.19, 7,669.08 and 5,168.61

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Solution

The fourth proportional to 5,183.19, 7,669.08 and 5,168.61 is: 7,647.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.19 : 7,669.08 = 5,168.61 : x
  2. Step 2: Convert to fraction form
    5,183.19/7,669.08 = 5,168.61/x
  3. Step 3: Cross multiply
    5,183.19x = 7,669.08 × 5,168.61
  4. Step 4: Simplify right side
    5,183.19x = 39,638,483.58
  5. Step 5: Solve for x
    x = 39,638,483.58/5,183.19
  6. Step 6: Final answer
    x = 7,647.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.