Home / 2,075.26-3,111.96-1,101.14

Finding the Fourth Proportional to 2,075.26, 3,111.96 and 1,101.14

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Solution

The fourth proportional to 2,075.26, 3,111.96 and 1,101.14 is: 1,651.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075.26 : 3,111.96 = 1,101.14 : x
  2. Step 2: Convert to fraction form
    2,075.26/3,111.96 = 1,101.14/x
  3. Step 3: Cross multiply
    2,075.26x = 3,111.96 × 1,101.14
  4. Step 4: Simplify right side
    2,075.26x = 3,426,703.63
  5. Step 5: Solve for x
    x = 3,426,703.63/2,075.26
  6. Step 6: Final answer
    x = 1,651.22

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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.