Home / 9,399.43-14,100.35-3,156.76

Finding the Fourth Proportional to 9,399.43, 14,100.35 and 3,156.76

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Solution

The fourth proportional to 9,399.43, 14,100.35 and 3,156.76 is: 4,735.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,399.43 : 14,100.35 = 3,156.76 : x
  2. Step 2: Convert to fraction form
    9,399.43/14,100.35 = 3,156.76/x
  3. Step 3: Cross multiply
    9,399.43x = 14,100.35 × 3,156.76
  4. Step 4: Simplify right side
    9,399.43x = 44,511,420.87
  5. Step 5: Solve for x
    x = 44,511,420.87/9,399.43
  6. Step 6: Final answer
    x = 4,735.54

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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.