Home / 6,982.74-10,477.35-3,086.64

Finding the Fourth Proportional to 6,982.74, 10,477.35 and 3,086.64

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Solution

The fourth proportional to 6,982.74, 10,477.35 and 3,086.64 is: 4,631.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,982.74 : 10,477.35 = 3,086.64 : x
  2. Step 2: Convert to fraction form
    6,982.74/10,477.35 = 3,086.64/x
  3. Step 3: Cross multiply
    6,982.74x = 10,477.35 × 3,086.64
  4. Step 4: Simplify right side
    6,982.74x = 32,339,807.60
  5. Step 5: Solve for x
    x = 32,339,807.60/6,982.74
  6. Step 6: Final answer
    x = 4,631.39

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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.