Home / 3,544.74-5,317.37-1,079.55

Finding the Fourth Proportional to 3,544.74, 5,317.37 and 1,079.55

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Solution

The fourth proportional to 3,544.74, 5,317.37 and 1,079.55 is: 1,619.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544.74 : 5,317.37 = 1,079.55 : x
  2. Step 2: Convert to fraction form
    3,544.74/5,317.37 = 1,079.55/x
  3. Step 3: Cross multiply
    3,544.74x = 5,317.37 × 1,079.55
  4. Step 4: Simplify right side
    3,544.74x = 5,740,361.39
  5. Step 5: Solve for x
    x = 5,740,361.39/3,544.74
  6. Step 6: Final answer
    x = 1,619.40

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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.