Home / 1,872.57-2,584.26-1,075.95

Finding the Fourth Proportional to 1,872.57, 2,584.26 and 1,075.95

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Solution

The fourth proportional to 1,872.57, 2,584.26 and 1,075.95 is: 1,484.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872.57 : 2,584.26 = 1,075.95 : x
  2. Step 2: Convert to fraction form
    1,872.57/2,584.26 = 1,075.95/x
  3. Step 3: Cross multiply
    1,872.57x = 2,584.26 × 1,075.95
  4. Step 4: Simplify right side
    1,872.57x = 2,780,534.55
  5. Step 5: Solve for x
    x = 2,780,534.55/1,872.57
  6. Step 6: Final answer
    x = 1,484.88

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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.