Home / 9,133.50-12,604.26-4,941.78

Finding the Fourth Proportional to 9,133.50, 12,604.26 and 4,941.78

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Solution

The fourth proportional to 9,133.50, 12,604.26 and 4,941.78 is: 6,819.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.50 : 12,604.26 = 4,941.78 : x
  2. Step 2: Convert to fraction form
    9,133.50/12,604.26 = 4,941.78/x
  3. Step 3: Cross multiply
    9,133.50x = 12,604.26 × 4,941.78
  4. Step 4: Simplify right side
    9,133.50x = 62,287,479.98
  5. Step 5: Solve for x
    x = 62,287,479.98/9,133.50
  6. Step 6: Final answer
    x = 6,819.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.