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Finding the Fourth Proportional to 5,199.19, 7,183.03 and 4,943.16

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Solution

The fourth proportional to 5,199.19, 7,183.03 and 4,943.16 is: 6,829.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.19 : 7,183.03 = 4,943.16 : x
  2. Step 2: Convert to fraction form
    5,199.19/7,183.03 = 4,943.16/x
  3. Step 3: Cross multiply
    5,199.19x = 7,183.03 × 4,943.16
  4. Step 4: Simplify right side
    5,199.19x = 35,506,863.49
  5. Step 5: Solve for x
    x = 35,506,863.49/5,199.19
  6. Step 6: Final answer
    x = 6,829.30

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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.