Home / 9,270.45-13,905.72-2,696.67

Finding the Fourth Proportional to 9,270.45, 13,905.72 and 2,696.67

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Solution

The fourth proportional to 9,270.45, 13,905.72 and 2,696.67 is: 4,045.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.45 : 13,905.72 = 2,696.67 : x
  2. Step 2: Convert to fraction form
    9,270.45/13,905.72 = 2,696.67/x
  3. Step 3: Cross multiply
    9,270.45x = 13,905.72 × 2,696.67
  4. Step 4: Simplify right side
    9,270.45x = 37,499,137.95
  5. Step 5: Solve for x
    x = 37,499,137.95/9,270.45
  6. Step 6: Final answer
    x = 4,045.02

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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.