Home / 4,439.96-6,655.70-2,979.54

Finding the Fourth Proportional to 4,439.96, 6,655.70 and 2,979.54

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Solution

The fourth proportional to 4,439.96, 6,655.70 and 2,979.54 is: 4,466.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,439.96 : 6,655.70 = 2,979.54 : x
  2. Step 2: Convert to fraction form
    4,439.96/6,655.70 = 2,979.54/x
  3. Step 3: Cross multiply
    4,439.96x = 6,655.70 × 2,979.54
  4. Step 4: Simplify right side
    4,439.96x = 19,830,924.38
  5. Step 5: Solve for x
    x = 19,830,924.38/4,439.96
  6. Step 6: Final answer
    x = 4,466.46

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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.