Home / 3,544.95-5,317.73-1,079.79

Finding the Fourth Proportional to 3,544.95, 5,317.73 and 1,079.79

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Solution

The fourth proportional to 3,544.95, 5,317.73 and 1,079.79 is: 1,619.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544.95 : 5,317.73 = 1,079.79 : x
  2. Step 2: Convert to fraction form
    3,544.95/5,317.73 = 1,079.79/x
  3. Step 3: Cross multiply
    3,544.95x = 5,317.73 × 1,079.79
  4. Step 4: Simplify right side
    3,544.95x = 5,742,046.22
  5. Step 5: Solve for x
    x = 5,742,046.22/3,544.95
  6. Step 6: Final answer
    x = 1,619.78

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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.