Home / 11,623.98-16,041.26-6,318.81

Finding the Fourth Proportional to 11,623.98, 16,041.26 and 6,318.81

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Solution

The fourth proportional to 11,623.98, 16,041.26 and 6,318.81 is: 8,720.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,623.98 : 16,041.26 = 6,318.81 : x
  2. Step 2: Convert to fraction form
    11,623.98/16,041.26 = 6,318.81/x
  3. Step 3: Cross multiply
    11,623.98x = 16,041.26 × 6,318.81
  4. Step 4: Simplify right side
    11,623.98x = 101,361,674.10
  5. Step 5: Solve for x
    x = 101,361,674.10/11,623.98
  6. Step 6: Final answer
    x = 8,720.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.