Home / 1,482.32-2,223.48-1,190.72

Finding the Fourth Proportional to 1,482.32, 2,223.48 and 1,190.72

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Solution

The fourth proportional to 1,482.32, 2,223.48 and 1,190.72 is: 1,786.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482.32 : 2,223.48 = 1,190.72 : x
  2. Step 2: Convert to fraction form
    1,482.32/2,223.48 = 1,190.72/x
  3. Step 3: Cross multiply
    1,482.32x = 2,223.48 × 1,190.72
  4. Step 4: Simplify right side
    1,482.32x = 2,647,542.11
  5. Step 5: Solve for x
    x = 2,647,542.11/1,482.32
  6. Step 6: Final answer
    x = 1,786.08

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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.