Home / 1,787.04-2,675.88-1,264.23

Finding the Fourth Proportional to 1,787.04, 2,675.88 and 1,264.23

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Solution

The fourth proportional to 1,787.04, 2,675.88 and 1,264.23 is: 1,893.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787.04 : 2,675.88 = 1,264.23 : x
  2. Step 2: Convert to fraction form
    1,787.04/2,675.88 = 1,264.23/x
  3. Step 3: Cross multiply
    1,787.04x = 2,675.88 × 1,264.23
  4. Step 4: Simplify right side
    1,787.04x = 3,382,927.77
  5. Step 5: Solve for x
    x = 3,382,927.77/1,787.04
  6. Step 6: Final answer
    x = 1,893.03

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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.