Home / 10,364.63-15,546.94-3,439.13

Finding the Fourth Proportional to 10,364.63, 15,546.94 and 3,439.13

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Solution

The fourth proportional to 10,364.63, 15,546.94 and 3,439.13 is: 5,158.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364.63 : 15,546.94 = 3,439.13 : x
  2. Step 2: Convert to fraction form
    10,364.63/15,546.94 = 3,439.13/x
  3. Step 3: Cross multiply
    10,364.63x = 15,546.94 × 3,439.13
  4. Step 4: Simplify right side
    10,364.63x = 53,467,861.43
  5. Step 5: Solve for x
    x = 53,467,861.43/10,364.63
  6. Step 6: Final answer
    x = 5,158.69

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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.