Home / 3,889.01-5,833.73-1,116.11

Finding the Fourth Proportional to 3,889.01, 5,833.73 and 1,116.11

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Solution

The fourth proportional to 3,889.01, 5,833.73 and 1,116.11 is: 1,674.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889.01 : 5,833.73 = 1,116.11 : x
  2. Step 2: Convert to fraction form
    3,889.01/5,833.73 = 1,116.11/x
  3. Step 3: Cross multiply
    3,889.01x = 5,833.73 × 1,116.11
  4. Step 4: Simplify right side
    3,889.01x = 6,511,055.22
  5. Step 5: Solve for x
    x = 6,511,055.22/3,889.01
  6. Step 6: Final answer
    x = 1,674.22

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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.