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Finding the Fourth Proportional to 7,844.26, 10,825.03 and 4,259.29

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Solution

The fourth proportional to 7,844.26, 10,825.03 and 4,259.29 is: 5,877.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,844.26 : 10,825.03 = 4,259.29 : x
  2. Step 2: Convert to fraction form
    7,844.26/10,825.03 = 4,259.29/x
  3. Step 3: Cross multiply
    7,844.26x = 10,825.03 × 4,259.29
  4. Step 4: Simplify right side
    7,844.26x = 46,106,942.03
  5. Step 5: Solve for x
    x = 46,106,942.03/7,844.26
  6. Step 6: Final answer
    x = 5,877.79

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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.