Home / 1,864.56-2,791.36-1,168.96

Finding the Fourth Proportional to 1,864.56, 2,791.36 and 1,168.96

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Solution

The fourth proportional to 1,864.56, 2,791.36 and 1,168.96 is: 1,750.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864.56 : 2,791.36 = 1,168.96 : x
  2. Step 2: Convert to fraction form
    1,864.56/2,791.36 = 1,168.96/x
  3. Step 3: Cross multiply
    1,864.56x = 2,791.36 × 1,168.96
  4. Step 4: Simplify right side
    1,864.56x = 3,262,988.19
  5. Step 5: Solve for x
    x = 3,262,988.19/1,864.56
  6. Step 6: Final answer
    x = 1,750.00

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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.