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Finding the Fourth Proportional to 7,193.37, 9,927.05 and 4,049.67

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Solution

The fourth proportional to 7,193.37, 9,927.05 and 4,049.67 is: 5,588.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193.37 : 9,927.05 = 4,049.67 : x
  2. Step 2: Convert to fraction form
    7,193.37/9,927.05 = 4,049.67/x
  3. Step 3: Cross multiply
    7,193.37x = 9,927.05 × 4,049.67
  4. Step 4: Simplify right side
    7,193.37x = 40,201,276.57
  5. Step 5: Solve for x
    x = 40,201,276.57/7,193.37
  6. Step 6: Final answer
    x = 5,588.66

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1.5x scale

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.