Home / 2,075.51-2,860.26-1,485.02

Finding the Fourth Proportional to 2,075.51, 2,860.26 and 1,485.02

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Solution

The fourth proportional to 2,075.51, 2,860.26 and 1,485.02 is: 2,046.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075.51 : 2,860.26 = 1,485.02 : x
  2. Step 2: Convert to fraction form
    2,075.51/2,860.26 = 1,485.02/x
  3. Step 3: Cross multiply
    2,075.51x = 2,860.26 × 1,485.02
  4. Step 4: Simplify right side
    2,075.51x = 4,247,543.31
  5. Step 5: Solve for x
    x = 4,247,543.31/2,075.51
  6. Step 6: Final answer
    x = 2,046.51

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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.