Home / 1,858.82-2,567.84-1,485.29

Finding the Fourth Proportional to 1,858.82, 2,567.84 and 1,485.29

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Solution

The fourth proportional to 1,858.82, 2,567.84 and 1,485.29 is: 2,051.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858.82 : 2,567.84 = 1,485.29 : x
  2. Step 2: Convert to fraction form
    1,858.82/2,567.84 = 1,485.29/x
  3. Step 3: Cross multiply
    1,858.82x = 2,567.84 × 1,485.29
  4. Step 4: Simplify right side
    1,858.82x = 3,813,986.07
  5. Step 5: Solve for x
    x = 3,813,986.07/1,858.82
  6. Step 6: Final answer
    x = 2,051.84

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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.