Home / 10,857.53-16,313.63-6,910.60

Finding the Fourth Proportional to 10,857.53, 16,313.63 and 6,910.60

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Solution

The fourth proportional to 10,857.53, 16,313.63 and 6,910.60 is: 10,383.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,857.53 : 16,313.63 = 6,910.60 : x
  2. Step 2: Convert to fraction form
    10,857.53/16,313.63 = 6,910.60/x
  3. Step 3: Cross multiply
    10,857.53x = 16,313.63 × 6,910.60
  4. Step 4: Simplify right side
    10,857.53x = 112,736,936.93
  5. Step 5: Solve for x
    x = 112,736,936.93/10,857.53
  6. Step 6: Final answer
    x = 10,383.30

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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.