Home / 11,639.48-16,062.84-6,333.96

Finding the Fourth Proportional to 11,639.48, 16,062.84 and 6,333.96

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Solution

The fourth proportional to 11,639.48, 16,062.84 and 6,333.96 is: 8,741.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,639.48 : 16,062.84 = 6,333.96 : x
  2. Step 2: Convert to fraction form
    11,639.48/16,062.84 = 6,333.96/x
  3. Step 3: Cross multiply
    11,639.48x = 16,062.84 × 6,333.96
  4. Step 4: Simplify right side
    11,639.48x = 101,741,386.05
  5. Step 5: Solve for x
    x = 101,741,386.05/11,639.48
  6. Step 6: Final answer
    x = 8,741.06

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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.