Home / 3,776.55-5,664.84-1,436.01

Finding the Fourth Proportional to 3,776.55, 5,664.84 and 1,436.01

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Solution

The fourth proportional to 3,776.55, 5,664.84 and 1,436.01 is: 2,154.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776.55 : 5,664.84 = 1,436.01 : x
  2. Step 2: Convert to fraction form
    3,776.55/5,664.84 = 1,436.01/x
  3. Step 3: Cross multiply
    3,776.55x = 5,664.84 × 1,436.01
  4. Step 4: Simplify right side
    3,776.55x = 8,134,766.89
  5. Step 5: Solve for x
    x = 8,134,766.89/3,776.55
  6. Step 6: Final answer
    x = 2,154.02

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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.