Home / 3,771.02-5,660-1,923.46

Finding the Fourth Proportional to 3,771.02, 5,660 and 1,923.46

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Solution

The fourth proportional to 3,771.02, 5,660 and 1,923.46 is: 2,886.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.02 : 5,660 = 1,923.46 : x
  2. Step 2: Convert to fraction form
    3,771.02/5,660 = 1,923.46/x
  3. Step 3: Cross multiply
    3,771.02x = 5,660 × 1,923.46
  4. Step 4: Simplify right side
    3,771.02x = 10,886,783.60
  5. Step 5: Solve for x
    x = 10,886,783.60/3,771.02
  6. Step 6: Final answer
    x = 2,886.96

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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.