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Finding the Fourth Proportional to 7,365.66, 10,164.25 and 4,008.36

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Solution

The fourth proportional to 7,365.66, 10,164.25 and 4,008.36 is: 5,531.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,365.66 : 10,164.25 = 4,008.36 : x
  2. Step 2: Convert to fraction form
    7,365.66/10,164.25 = 4,008.36/x
  3. Step 3: Cross multiply
    7,365.66x = 10,164.25 × 4,008.36
  4. Step 4: Simplify right side
    7,365.66x = 40,741,996.12
  5. Step 5: Solve for x
    x = 40,741,996.12/7,365.66
  6. Step 6: Final answer
    x = 5,531.34

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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.