Home / 1,460.64-2,184.48-1,091.28

Finding the Fourth Proportional to 1,460.64, 2,184.48 and 1,091.28

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Solution

The fourth proportional to 1,460.64, 2,184.48 and 1,091.28 is: 1,632.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460.64 : 2,184.48 = 1,091.28 : x
  2. Step 2: Convert to fraction form
    1,460.64/2,184.48 = 1,091.28/x
  3. Step 3: Cross multiply
    1,460.64x = 2,184.48 × 1,091.28
  4. Step 4: Simplify right side
    1,460.64x = 2,383,879.33
  5. Step 5: Solve for x
    x = 2,383,879.33/1,460.64
  6. Step 6: Final answer
    x = 1,632.08

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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.