Home / 5,183.07-7,776.90-2,717.30

Finding the Fourth Proportional to 5,183.07, 7,776.90 and 2,717.30

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Solution

The fourth proportional to 5,183.07, 7,776.90 and 2,717.30 is: 4,077.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.07 : 7,776.90 = 2,717.30 : x
  2. Step 2: Convert to fraction form
    5,183.07/7,776.90 = 2,717.30/x
  3. Step 3: Cross multiply
    5,183.07x = 7,776.90 × 2,717.30
  4. Step 4: Simplify right side
    5,183.07x = 21,132,170.37
  5. Step 5: Solve for x
    x = 21,132,170.37/5,183.07
  6. Step 6: Final answer
    x = 4,077.15

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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.