Home / 1,350.64-2,026.06-1,189.44

Finding the Fourth Proportional to 1,350.64, 2,026.06 and 1,189.44

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Solution

The fourth proportional to 1,350.64, 2,026.06 and 1,189.44 is: 1,784.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.64 : 2,026.06 = 1,189.44 : x
  2. Step 2: Convert to fraction form
    1,350.64/2,026.06 = 1,189.44/x
  3. Step 3: Cross multiply
    1,350.64x = 2,026.06 × 1,189.44
  4. Step 4: Simplify right side
    1,350.64x = 2,409,876.81
  5. Step 5: Solve for x
    x = 2,409,876.81/1,350.64
  6. Step 6: Final answer
    x = 1,784.25

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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.