Home / 1,889.34-2,833.89-1,159.02

Finding the Fourth Proportional to 1,889.34, 2,833.89 and 1,159.02

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Solution

The fourth proportional to 1,889.34, 2,833.89 and 1,159.02 is: 1,738.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889.34 : 2,833.89 = 1,159.02 : x
  2. Step 2: Convert to fraction form
    1,889.34/2,833.89 = 1,159.02/x
  3. Step 3: Cross multiply
    1,889.34x = 2,833.89 × 1,159.02
  4. Step 4: Simplify right side
    1,889.34x = 3,284,535.19
  5. Step 5: Solve for x
    x = 3,284,535.19/1,889.34
  6. Step 6: Final answer
    x = 1,738.46

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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.