Home / 3,848.37-5,772.84-1,314.45

Finding the Fourth Proportional to 3,848.37, 5,772.84 and 1,314.45

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Solution

The fourth proportional to 3,848.37, 5,772.84 and 1,314.45 is: 1,971.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.37 : 5,772.84 = 1,314.45 : x
  2. Step 2: Convert to fraction form
    3,848.37/5,772.84 = 1,314.45/x
  3. Step 3: Cross multiply
    3,848.37x = 5,772.84 × 1,314.45
  4. Step 4: Simplify right side
    3,848.37x = 7,588,109.54
  5. Step 5: Solve for x
    x = 7,588,109.54/3,848.37
  6. Step 6: Final answer
    x = 1,971.77

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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.