Home / 7,026.66-10,539.99-3,081.78

Finding the Fourth Proportional to 7,026.66, 10,539.99 and 3,081.78

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Solution

The fourth proportional to 7,026.66, 10,539.99 and 3,081.78 is: 4,622.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026.66 : 10,539.99 = 3,081.78 : x
  2. Step 2: Convert to fraction form
    7,026.66/10,539.99 = 3,081.78/x
  3. Step 3: Cross multiply
    7,026.66x = 10,539.99 × 3,081.78
  4. Step 4: Simplify right side
    7,026.66x = 32,481,930.38
  5. Step 5: Solve for x
    x = 32,481,930.38/7,026.66
  6. Step 6: Final answer
    x = 4,622.67

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1.5x scale

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.