Home / 1,620.18-2,235.33-1,096.02

Finding the Fourth Proportional to 1,620.18, 2,235.33 and 1,096.02

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Solution

The fourth proportional to 1,620.18, 2,235.33 and 1,096.02 is: 1,512.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620.18 : 2,235.33 = 1,096.02 : x
  2. Step 2: Convert to fraction form
    1,620.18/2,235.33 = 1,096.02/x
  3. Step 3: Cross multiply
    1,620.18x = 2,235.33 × 1,096.02
  4. Step 4: Simplify right side
    1,620.18x = 2,449,966.39
  5. Step 5: Solve for x
    x = 2,449,966.39/1,620.18
  6. Step 6: Final answer
    x = 1,512.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.