Home / 3,099.36-4,277.89-1,773.82

Finding the Fourth Proportional to 3,099.36, 4,277.89 and 1,773.82

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Solution

The fourth proportional to 3,099.36, 4,277.89 and 1,773.82 is: 2,448.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.36 : 4,277.89 = 1,773.82 : x
  2. Step 2: Convert to fraction form
    3,099.36/4,277.89 = 1,773.82/x
  3. Step 3: Cross multiply
    3,099.36x = 4,277.89 × 1,773.82
  4. Step 4: Simplify right side
    3,099.36x = 7,588,221.45
  5. Step 5: Solve for x
    x = 7,588,221.45/3,099.36
  6. Step 6: Final answer
    x = 2,448.32

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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.