Home / 1,830.38-2,759.93-1,677.29

Finding the Fourth Proportional to 1,830.38, 2,759.93 and 1,677.29

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Solution

The fourth proportional to 1,830.38, 2,759.93 and 1,677.29 is: 2,529.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830.38 : 2,759.93 = 1,677.29 : x
  2. Step 2: Convert to fraction form
    1,830.38/2,759.93 = 1,677.29/x
  3. Step 3: Cross multiply
    1,830.38x = 2,759.93 × 1,677.29
  4. Step 4: Simplify right side
    1,830.38x = 4,629,214.08
  5. Step 5: Solve for x
    x = 4,629,214.08/1,830.38
  6. Step 6: Final answer
    x = 2,529.10

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.