Home / 2,075.67-3,113.37-1,102.32

Finding the Fourth Proportional to 2,075.67, 3,113.37 and 1,102.32

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Solution

The fourth proportional to 2,075.67, 3,113.37 and 1,102.32 is: 1,653.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075.67 : 3,113.37 = 1,102.32 : x
  2. Step 2: Convert to fraction form
    2,075.67/3,113.37 = 1,102.32/x
  3. Step 3: Cross multiply
    2,075.67x = 3,113.37 × 1,102.32
  4. Step 4: Simplify right side
    2,075.67x = 3,431,930.02
  5. Step 5: Solve for x
    x = 3,431,930.02/2,075.67
  6. Step 6: Final answer
    x = 1,653.41

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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.