Home / 2,000.64-2,998.23-1,268.91

Finding the Fourth Proportional to 2,000.64, 2,998.23 and 1,268.91

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Solution

The fourth proportional to 2,000.64, 2,998.23 and 1,268.91 is: 1,901.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000.64 : 2,998.23 = 1,268.91 : x
  2. Step 2: Convert to fraction form
    2,000.64/2,998.23 = 1,268.91/x
  3. Step 3: Cross multiply
    2,000.64x = 2,998.23 × 1,268.91
  4. Step 4: Simplify right side
    2,000.64x = 3,804,484.03
  5. Step 5: Solve for x
    x = 3,804,484.03/2,000.64
  6. Step 6: Final answer
    x = 1,901.63

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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.