Home / 11,867.72-16,376.38-6,562.22

Finding the Fourth Proportional to 11,867.72, 16,376.38 and 6,562.22

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Solution

The fourth proportional to 11,867.72, 16,376.38 and 6,562.22 is: 9,055.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,867.72 : 16,376.38 = 6,562.22 : x
  2. Step 2: Convert to fraction form
    11,867.72/16,376.38 = 6,562.22/x
  3. Step 3: Cross multiply
    11,867.72x = 16,376.38 × 6,562.22
  4. Step 4: Simplify right side
    11,867.72x = 107,465,310.08
  5. Step 5: Solve for x
    x = 107,465,310.08/11,867.72
  6. Step 6: Final answer
    x = 9,055.27

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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.