Home / 3,627.61-5,436.32-1,544.79

Finding the Fourth Proportional to 3,627.61, 5,436.32 and 1,544.79

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Solution

The fourth proportional to 3,627.61, 5,436.32 and 1,544.79 is: 2,315.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.61 : 5,436.32 = 1,544.79 : x
  2. Step 2: Convert to fraction form
    3,627.61/5,436.32 = 1,544.79/x
  3. Step 3: Cross multiply
    3,627.61x = 5,436.32 × 1,544.79
  4. Step 4: Simplify right side
    3,627.61x = 8,397,972.77
  5. Step 5: Solve for x
    x = 8,397,972.77/3,627.61
  6. Step 6: Final answer
    x = 2,315.02

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1.5x scale

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.