Home / 3,189.07-4,400.62-1,844.34

Finding the Fourth Proportional to 3,189.07, 4,400.62 and 1,844.34

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Solution

The fourth proportional to 3,189.07, 4,400.62 and 1,844.34 is: 2,545.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189.07 : 4,400.62 = 1,844.34 : x
  2. Step 2: Convert to fraction form
    3,189.07/4,400.62 = 1,844.34/x
  3. Step 3: Cross multiply
    3,189.07x = 4,400.62 × 1,844.34
  4. Step 4: Simplify right side
    3,189.07x = 8,116,239.49
  5. Step 5: Solve for x
    x = 8,116,239.49/3,189.07
  6. Step 6: Final answer
    x = 2,545.02

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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.