Home / 2,803.38-4,201.29-1,071.06

Finding the Fourth Proportional to 2,803.38, 4,201.29 and 1,071.06

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Solution

The fourth proportional to 2,803.38, 4,201.29 and 1,071.06 is: 1,605.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803.38 : 4,201.29 = 1,071.06 : x
  2. Step 2: Convert to fraction form
    2,803.38/4,201.29 = 1,071.06/x
  3. Step 3: Cross multiply
    2,803.38x = 4,201.29 × 1,071.06
  4. Step 4: Simplify right side
    2,803.38x = 4,499,833.67
  5. Step 5: Solve for x
    x = 4,499,833.67/2,803.38
  6. Step 6: Final answer
    x = 1,605.15

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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.