Home / 1,448.08-2,173.38-1,219.48

Finding the Fourth Proportional to 1,448.08, 2,173.38 and 1,219.48

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Solution

The fourth proportional to 1,448.08, 2,173.38 and 1,219.48 is: 1,830.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448.08 : 2,173.38 = 1,219.48 : x
  2. Step 2: Convert to fraction form
    1,448.08/2,173.38 = 1,219.48/x
  3. Step 3: Cross multiply
    1,448.08x = 2,173.38 × 1,219.48
  4. Step 4: Simplify right side
    1,448.08x = 2,650,393.44
  5. Step 5: Solve for x
    x = 2,650,393.44/1,448.08
  6. Step 6: Final answer
    x = 1,830.28

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1.5x scale

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.