Home / 1,936.37-2,904.56-475.53

Finding the Fourth Proportional to 1,936.37, 2,904.56 and 475.53

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Solution

The fourth proportional to 1,936.37, 2,904.56 and 475.53 is: 713.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.37 : 2,904.56 = 475.53 : x
  2. Step 2: Convert to fraction form
    1,936.37/2,904.56 = 475.53/x
  3. Step 3: Cross multiply
    1,936.37x = 2,904.56 × 475.53
  4. Step 4: Simplify right side
    1,936.37x = 1,381,206.61
  5. Step 5: Solve for x
    x = 1,381,206.61/1,936.37
  6. Step 6: Final answer
    x = 713.30

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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.