Home / 1,897.94-2,846.61-1,075.79

Finding the Fourth Proportional to 1,897.94, 2,846.61 and 1,075.79

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Solution

The fourth proportional to 1,897.94, 2,846.61 and 1,075.79 is: 1,613.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897.94 : 2,846.61 = 1,075.79 : x
  2. Step 2: Convert to fraction form
    1,897.94/2,846.61 = 1,075.79/x
  3. Step 3: Cross multiply
    1,897.94x = 2,846.61 × 1,075.79
  4. Step 4: Simplify right side
    1,897.94x = 3,062,361.69
  5. Step 5: Solve for x
    x = 3,062,361.69/1,897.94
  6. Step 6: Final answer
    x = 1,613.52

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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.