Home / 4,431.58-6,112.47-3,809.50

Finding the Fourth Proportional to 4,431.58, 6,112.47 and 3,809.50

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Solution

The fourth proportional to 4,431.58, 6,112.47 and 3,809.50 is: 5,254.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.58 : 6,112.47 = 3,809.50 : x
  2. Step 2: Convert to fraction form
    4,431.58/6,112.47 = 3,809.50/x
  3. Step 3: Cross multiply
    4,431.58x = 6,112.47 × 3,809.50
  4. Step 4: Simplify right side
    4,431.58x = 23,285,454.47
  5. Step 5: Solve for x
    x = 23,285,454.47/4,431.58
  6. Step 6: Final answer
    x = 5,254.44

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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.