Home / 1,373.30-2,058.05-1,190.24

Finding the Fourth Proportional to 1,373.30, 2,058.05 and 1,190.24

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Solution

The fourth proportional to 1,373.30, 2,058.05 and 1,190.24 is: 1,783.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373.30 : 2,058.05 = 1,190.24 : x
  2. Step 2: Convert to fraction form
    1,373.30/2,058.05 = 1,190.24/x
  3. Step 3: Cross multiply
    1,373.30x = 2,058.05 × 1,190.24
  4. Step 4: Simplify right side
    1,373.30x = 2,449,557.19
  5. Step 5: Solve for x
    x = 2,449,557.19/1,373.30
  6. Step 6: Final answer
    x = 1,783.71

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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.