Home / 5,072.79-7,598.70-2,986.36

Finding the Fourth Proportional to 5,072.79, 7,598.70 and 2,986.36

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Solution

The fourth proportional to 5,072.79, 7,598.70 and 2,986.36 is: 4,473.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.79 : 7,598.70 = 2,986.36 : x
  2. Step 2: Convert to fraction form
    5,072.79/7,598.70 = 2,986.36/x
  3. Step 3: Cross multiply
    5,072.79x = 7,598.70 × 2,986.36
  4. Step 4: Simplify right side
    5,072.79x = 22,692,438.80
  5. Step 5: Solve for x
    x = 22,692,438.80/5,072.79
  6. Step 6: Final answer
    x = 4,473.37

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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.