Home / 1,823.02-2,727-1,667.80

Finding the Fourth Proportional to 1,823.02, 2,727 and 1,667.80

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Solution

The fourth proportional to 1,823.02, 2,727 and 1,667.80 is: 2,494.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.02 : 2,727 = 1,667.80 : x
  2. Step 2: Convert to fraction form
    1,823.02/2,727 = 1,667.80/x
  3. Step 3: Cross multiply
    1,823.02x = 2,727 × 1,667.80
  4. Step 4: Simplify right side
    1,823.02x = 4,548,090.60
  5. Step 5: Solve for x
    x = 4,548,090.60/1,823.02
  6. Step 6: Final answer
    x = 2,494.81

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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.