Home / 3,365.82-5,048.73-1,416.78

Finding the Fourth Proportional to 3,365.82, 5,048.73 and 1,416.78

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Solution

The fourth proportional to 3,365.82, 5,048.73 and 1,416.78 is: 2,125.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.82 : 5,048.73 = 1,416.78 : x
  2. Step 2: Convert to fraction form
    3,365.82/5,048.73 = 1,416.78/x
  3. Step 3: Cross multiply
    3,365.82x = 5,048.73 × 1,416.78
  4. Step 4: Simplify right side
    3,365.82x = 7,152,939.69
  5. Step 5: Solve for x
    x = 7,152,939.69/3,365.82
  6. Step 6: Final answer
    x = 2,125.17

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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.