Home / 11,313.11-16,941.96-7,973.15

Finding the Fourth Proportional to 11,313.11, 16,941.96 and 7,973.15

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Solution

The fourth proportional to 11,313.11, 16,941.96 and 7,973.15 is: 11,940.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,313.11 : 16,941.96 = 7,973.15 : x
  2. Step 2: Convert to fraction form
    11,313.11/16,941.96 = 7,973.15/x
  3. Step 3: Cross multiply
    11,313.11x = 16,941.96 × 7,973.15
  4. Step 4: Simplify right side
    11,313.11x = 135,080,703.66
  5. Step 5: Solve for x
    x = 135,080,703.66/11,313.11
  6. Step 6: Final answer
    x = 11,940.19

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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.