Home / 1,481.10-2,219.54-1,088.01

Finding the Fourth Proportional to 1,481.10, 2,219.54 and 1,088.01

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Solution

The fourth proportional to 1,481.10, 2,219.54 and 1,088.01 is: 1,630.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481.10 : 2,219.54 = 1,088.01 : x
  2. Step 2: Convert to fraction form
    1,481.10/2,219.54 = 1,088.01/x
  3. Step 3: Cross multiply
    1,481.10x = 2,219.54 × 1,088.01
  4. Step 4: Simplify right side
    1,481.10x = 2,414,876.28
  5. Step 5: Solve for x
    x = 2,414,876.28/1,481.10
  6. Step 6: Final answer
    x = 1,630.46

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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.