Home / 3,783.40-5,673.66-1,474.36

Finding the Fourth Proportional to 3,783.40, 5,673.66 and 1,474.36

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Solution

The fourth proportional to 3,783.40, 5,673.66 and 1,474.36 is: 2,210.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783.40 : 5,673.66 = 1,474.36 : x
  2. Step 2: Convert to fraction form
    3,783.40/5,673.66 = 1,474.36/x
  3. Step 3: Cross multiply
    3,783.40x = 5,673.66 × 1,474.36
  4. Step 4: Simplify right side
    3,783.40x = 8,365,017.36
  5. Step 5: Solve for x
    x = 8,365,017.36/3,783.40
  6. Step 6: Final answer
    x = 2,210.98

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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.