Home / 4,439.49-6,660.15-1,666.15

Finding the Fourth Proportional to 4,439.49, 6,660.15 and 1,666.15

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Solution

The fourth proportional to 4,439.49, 6,660.15 and 1,666.15 is: 2,499.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,439.49 : 6,660.15 = 1,666.15 : x
  2. Step 2: Convert to fraction form
    4,439.49/6,660.15 = 1,666.15/x
  3. Step 3: Cross multiply
    4,439.49x = 6,660.15 × 1,666.15
  4. Step 4: Simplify right side
    4,439.49x = 11,096,786.02
  5. Step 5: Solve for x
    x = 11,096,786.02/4,439.49
  6. Step 6: Final answer
    x = 2,499.57

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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.