Home / 7,509.62-11,256.61-2,826.41

Finding the Fourth Proportional to 7,509.62, 11,256.61 and 2,826.41

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Solution

The fourth proportional to 7,509.62, 11,256.61 and 2,826.41 is: 4,236.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509.62 : 11,256.61 = 2,826.41 : x
  2. Step 2: Convert to fraction form
    7,509.62/11,256.61 = 2,826.41/x
  3. Step 3: Cross multiply
    7,509.62x = 11,256.61 × 2,826.41
  4. Step 4: Simplify right side
    7,509.62x = 31,815,795.07
  5. Step 5: Solve for x
    x = 31,815,795.07/7,509.62
  6. Step 6: Final answer
    x = 4,236.67

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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.