Home / 1,153.80-1,738.41-1,044.26

Finding the Fourth Proportional to 1,153.80, 1,738.41 and 1,044.26

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Solution

The fourth proportional to 1,153.80, 1,738.41 and 1,044.26 is: 1,573.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153.80 : 1,738.41 = 1,044.26 : x
  2. Step 2: Convert to fraction form
    1,153.80/1,738.41 = 1,044.26/x
  3. Step 3: Cross multiply
    1,153.80x = 1,738.41 × 1,044.26
  4. Step 4: Simplify right side
    1,153.80x = 1,815,352.03
  5. Step 5: Solve for x
    x = 1,815,352.03/1,153.80
  6. Step 6: Final answer
    x = 1,573.37

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1.5x scale

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.