Home / 3,654.93-5,482.44-1,189.76

Finding the Fourth Proportional to 3,654.93, 5,482.44 and 1,189.76

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Solution

The fourth proportional to 3,654.93, 5,482.44 and 1,189.76 is: 1,784.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654.93 : 5,482.44 = 1,189.76 : x
  2. Step 2: Convert to fraction form
    3,654.93/5,482.44 = 1,189.76/x
  3. Step 3: Cross multiply
    3,654.93x = 5,482.44 × 1,189.76
  4. Step 4: Simplify right side
    3,654.93x = 6,522,787.81
  5. Step 5: Solve for x
    x = 6,522,787.81/3,654.93
  6. Step 6: Final answer
    x = 1,784.66

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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.