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Finding the Fourth Proportional to 4,257, 6,380.93 and 2,060.89

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Solution

The fourth proportional to 4,257, 6,380.93 and 2,060.89 is: 3,089.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257 : 6,380.93 = 2,060.89 : x
  2. Step 2: Convert to fraction form
    4,257/6,380.93 = 2,060.89/x
  3. Step 3: Cross multiply
    4,257x = 6,380.93 × 2,060.89
  4. Step 4: Simplify right side
    4,257x = 13,150,384.03
  5. Step 5: Solve for x
    x = 13,150,384.03/4,257
  6. Step 6: Final answer
    x = 3,089.12

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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.