Home / 2,027.28-2,798.70-1,367.61

Finding the Fourth Proportional to 2,027.28, 2,798.70 and 1,367.61

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Solution

The fourth proportional to 2,027.28, 2,798.70 and 1,367.61 is: 1,888.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.28 : 2,798.70 = 1,367.61 : x
  2. Step 2: Convert to fraction form
    2,027.28/2,798.70 = 1,367.61/x
  3. Step 3: Cross multiply
    2,027.28x = 2,798.70 × 1,367.61
  4. Step 4: Simplify right side
    2,027.28x = 3,827,530.11
  5. Step 5: Solve for x
    x = 3,827,530.11/2,027.28
  6. Step 6: Final answer
    x = 1,888.01

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.