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Finding the Fourth Proportional to 4,497.89, 6,743.91 and 1,864.67

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Solution

The fourth proportional to 4,497.89, 6,743.91 and 1,864.67 is: 2,795.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,497.89 : 6,743.91 = 1,864.67 : x
  2. Step 2: Convert to fraction form
    4,497.89/6,743.91 = 1,864.67/x
  3. Step 3: Cross multiply
    4,497.89x = 6,743.91 × 1,864.67
  4. Step 4: Simplify right side
    4,497.89x = 12,575,166.66
  5. Step 5: Solve for x
    x = 12,575,166.66/4,497.89
  6. Step 6: Final answer
    x = 2,795.79

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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.