Home / 3,099.36-4,277.07-1,773.39

Finding the Fourth Proportional to 3,099.36, 4,277.07 and 1,773.39

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Solution

The fourth proportional to 3,099.36, 4,277.07 and 1,773.39 is: 2,447.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.36 : 4,277.07 = 1,773.39 : x
  2. Step 2: Convert to fraction form
    3,099.36/4,277.07 = 1,773.39/x
  3. Step 3: Cross multiply
    3,099.36x = 4,277.07 × 1,773.39
  4. Step 4: Simplify right side
    3,099.36x = 7,584,913.17
  5. Step 5: Solve for x
    x = 7,584,913.17/3,099.36
  6. Step 6: Final answer
    x = 2,447.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.