Home / 3,544.63-5,317.72-1,079.39

Finding the Fourth Proportional to 3,544.63, 5,317.72 and 1,079.39

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Solution

The fourth proportional to 3,544.63, 5,317.72 and 1,079.39 is: 1,619.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544.63 : 5,317.72 = 1,079.39 : x
  2. Step 2: Convert to fraction form
    3,544.63/5,317.72 = 1,079.39/x
  3. Step 3: Cross multiply
    3,544.63x = 5,317.72 × 1,079.39
  4. Step 4: Simplify right side
    3,544.63x = 5,739,877.80
  5. Step 5: Solve for x
    x = 5,739,877.80/3,544.63
  6. Step 6: Final answer
    x = 1,619.32

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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.