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Finding the Fourth Proportional to 5,771.10, 7,979.67 and 5,033.01

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Solution

The fourth proportional to 5,771.10, 7,979.67 and 5,033.01 is: 6,959.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.10 : 7,979.67 = 5,033.01 : x
  2. Step 2: Convert to fraction form
    5,771.10/7,979.67 = 5,033.01/x
  3. Step 3: Cross multiply
    5,771.10x = 7,979.67 × 5,033.01
  4. Step 4: Simplify right side
    5,771.10x = 40,161,758.91
  5. Step 5: Solve for x
    x = 40,161,758.91/5,771.10
  6. Step 6: Final answer
    x = 6,959.12

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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.