Home / 3,627.53-5,441.75-1,255.40

Finding the Fourth Proportional to 3,627.53, 5,441.75 and 1,255.40

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Solution

The fourth proportional to 3,627.53, 5,441.75 and 1,255.40 is: 1,883.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.53 : 5,441.75 = 1,255.40 : x
  2. Step 2: Convert to fraction form
    3,627.53/5,441.75 = 1,255.40/x
  3. Step 3: Cross multiply
    3,627.53x = 5,441.75 × 1,255.40
  4. Step 4: Simplify right side
    3,627.53x = 6,831,564.58
  5. Step 5: Solve for x
    x = 6,831,564.58/3,627.53
  6. Step 6: Final answer
    x = 1,883.26

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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.