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Finding the Fourth Proportional to 3,740.99, 5,164.97 and 3,347.33

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Solution

The fourth proportional to 3,740.99, 5,164.97 and 3,347.33 is: 4,621.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.99 : 5,164.97 = 3,347.33 : x
  2. Step 2: Convert to fraction form
    3,740.99/5,164.97 = 3,347.33/x
  3. Step 3: Cross multiply
    3,740.99x = 5,164.97 × 3,347.33
  4. Step 4: Simplify right side
    3,740.99x = 17,288,816.47
  5. Step 5: Solve for x
    x = 17,288,816.47/3,740.99
  6. Step 6: Final answer
    x = 4,621.46

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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.