Home / 2,773.92-3,829.48-1,830.36

Finding the Fourth Proportional to 2,773.92, 3,829.48 and 1,830.36

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Solution

The fourth proportional to 2,773.92, 3,829.48 and 1,830.36 is: 2,526.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,773.92 : 3,829.48 = 1,830.36 : x
  2. Step 2: Convert to fraction form
    2,773.92/3,829.48 = 1,830.36/x
  3. Step 3: Cross multiply
    2,773.92x = 3,829.48 × 1,830.36
  4. Step 4: Simplify right side
    2,773.92x = 7,009,327.01
  5. Step 5: Solve for x
    x = 7,009,327.01/2,773.92
  6. Step 6: Final answer
    x = 2,526.87

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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.