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Finding the Fourth Proportional to 5,329.44, 7,355.08 and 2,971.26

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Solution

The fourth proportional to 5,329.44, 7,355.08 and 2,971.26 is: 4,100.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.44 : 7,355.08 = 2,971.26 : x
  2. Step 2: Convert to fraction form
    5,329.44/7,355.08 = 2,971.26/x
  3. Step 3: Cross multiply
    5,329.44x = 7,355.08 × 2,971.26
  4. Step 4: Simplify right side
    5,329.44x = 21,853,855.00
  5. Step 5: Solve for x
    x = 21,853,855.00/5,329.44
  6. Step 6: Final answer
    x = 4,100.59

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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.