Home / 11,944.32-17,916.80-5,784.32

Finding the Fourth Proportional to 11,944.32, 17,916.80 and 5,784.32

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Solution

The fourth proportional to 11,944.32, 17,916.80 and 5,784.32 is: 8,676.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,944.32 : 17,916.80 = 5,784.32 : x
  2. Step 2: Convert to fraction form
    11,944.32/17,916.80 = 5,784.32/x
  3. Step 3: Cross multiply
    11,944.32x = 17,916.80 × 5,784.32
  4. Step 4: Simplify right side
    11,944.32x = 103,636,504.58
  5. Step 5: Solve for x
    x = 103,636,504.58/11,944.32
  6. Step 6: Final answer
    x = 8,676.63

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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.