Home / 2,063.66-2,840.91-1,787.72

Finding the Fourth Proportional to 2,063.66, 2,840.91 and 1,787.72

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Solution

The fourth proportional to 2,063.66, 2,840.91 and 1,787.72 is: 2,461.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,063.66 : 2,840.91 = 1,787.72 : x
  2. Step 2: Convert to fraction form
    2,063.66/2,840.91 = 1,787.72/x
  3. Step 3: Cross multiply
    2,063.66x = 2,840.91 × 1,787.72
  4. Step 4: Simplify right side
    2,063.66x = 5,078,751.63
  5. Step 5: Solve for x
    x = 5,078,751.63/2,063.66
  6. Step 6: Final answer
    x = 2,461.04

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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.