Home / 11,106.48-16,656.64-3,313.44

Finding the Fourth Proportional to 11,106.48, 16,656.64 and 3,313.44

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Solution

The fourth proportional to 11,106.48, 16,656.64 and 3,313.44 is: 4,969.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,106.48 : 16,656.64 = 3,313.44 : x
  2. Step 2: Convert to fraction form
    11,106.48/16,656.64 = 3,313.44/x
  3. Step 3: Cross multiply
    11,106.48x = 16,656.64 × 3,313.44
  4. Step 4: Simplify right side
    11,106.48x = 55,190,777.24
  5. Step 5: Solve for x
    x = 55,190,777.24/11,106.48
  6. Step 6: Final answer
    x = 4,969.24

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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.