Home / 2,027.02-3,038.67-727.60

Finding the Fourth Proportional to 2,027.02, 3,038.67 and 727.60

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Solution

The fourth proportional to 2,027.02, 3,038.67 and 727.60 is: 1,090.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.02 : 3,038.67 = 727.60 : x
  2. Step 2: Convert to fraction form
    2,027.02/3,038.67 = 727.60/x
  3. Step 3: Cross multiply
    2,027.02x = 3,038.67 × 727.60
  4. Step 4: Simplify right side
    2,027.02x = 2,210,936.29
  5. Step 5: Solve for x
    x = 2,210,936.29/2,027.02
  6. Step 6: Final answer
    x = 1,090.73

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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.