Home / 1,084.25-1,498.97-1,038.35

Finding the Fourth Proportional to 1,084.25, 1,498.97 and 1,038.35

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Solution

The fourth proportional to 1,084.25, 1,498.97 and 1,038.35 is: 1,435.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084.25 : 1,498.97 = 1,038.35 : x
  2. Step 2: Convert to fraction form
    1,084.25/1,498.97 = 1,038.35/x
  3. Step 3: Cross multiply
    1,084.25x = 1,498.97 × 1,038.35
  4. Step 4: Simplify right side
    1,084.25x = 1,556,450.31
  5. Step 5: Solve for x
    x = 1,556,450.31/1,084.25
  6. Step 6: Final answer
    x = 1,435.51

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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.