Home / 1,578.98-2,190.26-1,495.94

Finding the Fourth Proportional to 1,578.98, 2,190.26 and 1,495.94

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Solution

The fourth proportional to 1,578.98, 2,190.26 and 1,495.94 is: 2,075.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578.98 : 2,190.26 = 1,495.94 : x
  2. Step 2: Convert to fraction form
    1,578.98/2,190.26 = 1,495.94/x
  3. Step 3: Cross multiply
    1,578.98x = 2,190.26 × 1,495.94
  4. Step 4: Simplify right side
    1,578.98x = 3,276,497.54
  5. Step 5: Solve for x
    x = 3,276,497.54/1,578.98
  6. Step 6: Final answer
    x = 2,075.07

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.