Home / 1,943.37-2,910.93-1,571.58

Finding the Fourth Proportional to 1,943.37, 2,910.93 and 1,571.58

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Solution

The fourth proportional to 1,943.37, 2,910.93 and 1,571.58 is: 2,354.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943.37 : 2,910.93 = 1,571.58 : x
  2. Step 2: Convert to fraction form
    1,943.37/2,910.93 = 1,571.58/x
  3. Step 3: Cross multiply
    1,943.37x = 2,910.93 × 1,571.58
  4. Step 4: Simplify right side
    1,943.37x = 4,574,751.51
  5. Step 5: Solve for x
    x = 4,574,751.51/1,943.37
  6. Step 6: Final answer
    x = 2,354.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.