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Finding the Fourth Proportional to 1,959.58, 2,704.29 and 1,075.41

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Solution

The fourth proportional to 1,959.58, 2,704.29 and 1,075.41 is: 1,484.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959.58 : 2,704.29 = 1,075.41 : x
  2. Step 2: Convert to fraction form
    1,959.58/2,704.29 = 1,075.41/x
  3. Step 3: Cross multiply
    1,959.58x = 2,704.29 × 1,075.41
  4. Step 4: Simplify right side
    1,959.58x = 2,908,220.51
  5. Step 5: Solve for x
    x = 2,908,220.51/1,959.58
  6. Step 6: Final answer
    x = 1,484.10

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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.