Home / 3,873.36-5,810.31-1,100.28

Finding the Fourth Proportional to 3,873.36, 5,810.31 and 1,100.28

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Solution

The fourth proportional to 3,873.36, 5,810.31 and 1,100.28 is: 1,650.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.36 : 5,810.31 = 1,100.28 : x
  2. Step 2: Convert to fraction form
    3,873.36/5,810.31 = 1,100.28/x
  3. Step 3: Cross multiply
    3,873.36x = 5,810.31 × 1,100.28
  4. Step 4: Simplify right side
    3,873.36x = 6,392,967.89
  5. Step 5: Solve for x
    x = 6,392,967.89/3,873.36
  6. Step 6: Final answer
    x = 1,650.50

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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.