Home / 6,678.30-10,017.37-2,731.67

Finding the Fourth Proportional to 6,678.30, 10,017.37 and 2,731.67

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Solution

The fourth proportional to 6,678.30, 10,017.37 and 2,731.67 is: 4,097.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678.30 : 10,017.37 = 2,731.67 : x
  2. Step 2: Convert to fraction form
    6,678.30/10,017.37 = 2,731.67/x
  3. Step 3: Cross multiply
    6,678.30x = 10,017.37 × 2,731.67
  4. Step 4: Simplify right side
    6,678.30x = 27,364,196.35
  5. Step 5: Solve for x
    x = 27,364,196.35/6,678.30
  6. Step 6: Final answer
    x = 4,097.48

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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.