Home / 10,736.34-16,102.65-4,891.56

Finding the Fourth Proportional to 10,736.34, 16,102.65 and 4,891.56

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Solution

The fourth proportional to 10,736.34, 16,102.65 and 4,891.56 is: 7,336.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,736.34 : 16,102.65 = 4,891.56 : x
  2. Step 2: Convert to fraction form
    10,736.34/16,102.65 = 4,891.56/x
  3. Step 3: Cross multiply
    10,736.34x = 16,102.65 × 4,891.56
  4. Step 4: Simplify right side
    10,736.34x = 78,767,078.63
  5. Step 5: Solve for x
    x = 78,767,078.63/10,736.34
  6. Step 6: Final answer
    x = 7,336.49

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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.