Home / 3,193.38-4,405.76-2,075.74

Finding the Fourth Proportional to 3,193.38, 4,405.76 and 2,075.74

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Solution

The fourth proportional to 3,193.38, 4,405.76 and 2,075.74 is: 2,863.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.38 : 4,405.76 = 2,075.74 : x
  2. Step 2: Convert to fraction form
    3,193.38/4,405.76 = 2,075.74/x
  3. Step 3: Cross multiply
    3,193.38x = 4,405.76 × 2,075.74
  4. Step 4: Simplify right side
    3,193.38x = 9,145,212.26
  5. Step 5: Solve for x
    x = 9,145,212.26/3,193.38
  6. Step 6: Final answer
    x = 2,863.80

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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.