Home / 11,106.10-16,653.48-3,313.90

Finding the Fourth Proportional to 11,106.10, 16,653.48 and 3,313.90

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Solution

The fourth proportional to 11,106.10, 16,653.48 and 3,313.90 is: 4,969.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,106.10 : 16,653.48 = 3,313.90 : x
  2. Step 2: Convert to fraction form
    11,106.10/16,653.48 = 3,313.90/x
  3. Step 3: Cross multiply
    11,106.10x = 16,653.48 × 3,313.90
  4. Step 4: Simplify right side
    11,106.10x = 55,187,967.37
  5. Step 5: Solve for x
    x = 55,187,967.37/11,106.10
  6. Step 6: Final answer
    x = 4,969.16

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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.