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Finding the Fourth Proportional to 7,171.01, 10,752.49 and 5,699.64

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Solution

The fourth proportional to 7,171.01, 10,752.49 and 5,699.64 is: 8,546.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171.01 : 10,752.49 = 5,699.64 : x
  2. Step 2: Convert to fraction form
    7,171.01/10,752.49 = 5,699.64/x
  3. Step 3: Cross multiply
    7,171.01x = 10,752.49 × 5,699.64
  4. Step 4: Simplify right side
    7,171.01x = 61,285,322.10
  5. Step 5: Solve for x
    x = 61,285,322.10/7,171.01
  6. Step 6: Final answer
    x = 8,546.26

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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.