Home / 1,830.43-2,525.79-1,084.42

Finding the Fourth Proportional to 1,830.43, 2,525.79 and 1,084.42

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Solution

The fourth proportional to 1,830.43, 2,525.79 and 1,084.42 is: 1,496.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830.43 : 2,525.79 = 1,084.42 : x
  2. Step 2: Convert to fraction form
    1,830.43/2,525.79 = 1,084.42/x
  3. Step 3: Cross multiply
    1,830.43x = 2,525.79 × 1,084.42
  4. Step 4: Simplify right side
    1,830.43x = 2,739,017.19
  5. Step 5: Solve for x
    x = 2,739,017.19/1,830.43
  6. Step 6: Final answer
    x = 1,496.38

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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.