Home / 3,910.50-5,860.44-1,442.94

Finding the Fourth Proportional to 3,910.50, 5,860.44 and 1,442.94

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Solution

The fourth proportional to 3,910.50, 5,860.44 and 1,442.94 is: 2,162.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910.50 : 5,860.44 = 1,442.94 : x
  2. Step 2: Convert to fraction form
    3,910.50/5,860.44 = 1,442.94/x
  3. Step 3: Cross multiply
    3,910.50x = 5,860.44 × 1,442.94
  4. Step 4: Simplify right side
    3,910.50x = 8,456,263.29
  5. Step 5: Solve for x
    x = 8,456,263.29/3,910.50
  6. Step 6: Final answer
    x = 2,162.45

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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.