Home / 2,833.65-4,250.70-1,189.98

Finding the Fourth Proportional to 2,833.65, 4,250.70 and 1,189.98

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Solution

The fourth proportional to 2,833.65, 4,250.70 and 1,189.98 is: 1,785.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833.65 : 4,250.70 = 1,189.98 : x
  2. Step 2: Convert to fraction form
    2,833.65/4,250.70 = 1,189.98/x
  3. Step 3: Cross multiply
    2,833.65x = 4,250.70 × 1,189.98
  4. Step 4: Simplify right side
    2,833.65x = 5,058,247.99
  5. Step 5: Solve for x
    x = 5,058,247.99/2,833.65
  6. Step 6: Final answer
    x = 1,785.06

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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.