Home / 4,440.62-6,657.90-1,666.78

Finding the Fourth Proportional to 4,440.62, 6,657.90 and 1,666.78

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Solution

The fourth proportional to 4,440.62, 6,657.90 and 1,666.78 is: 2,499.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440.62 : 6,657.90 = 1,666.78 : x
  2. Step 2: Convert to fraction form
    4,440.62/6,657.90 = 1,666.78/x
  3. Step 3: Cross multiply
    4,440.62x = 6,657.90 × 1,666.78
  4. Step 4: Simplify right side
    4,440.62x = 11,097,231.67
  5. Step 5: Solve for x
    x = 11,097,231.67/4,440.62
  6. Step 6: Final answer
    x = 2,499.03

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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.