Home / 2,958.64-4,438.39-1,571.62

Finding the Fourth Proportional to 2,958.64, 4,438.39 and 1,571.62

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Solution

The fourth proportional to 2,958.64, 4,438.39 and 1,571.62 is: 2,357.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.64 : 4,438.39 = 1,571.62 : x
  2. Step 2: Convert to fraction form
    2,958.64/4,438.39 = 1,571.62/x
  3. Step 3: Cross multiply
    2,958.64x = 4,438.39 × 1,571.62
  4. Step 4: Simplify right side
    2,958.64x = 6,975,462.49
  5. Step 5: Solve for x
    x = 6,975,462.49/2,958.64
  6. Step 6: Final answer
    x = 2,357.66

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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.