Home / 11,731.88-16,187.46-6,953.31

Finding the Fourth Proportional to 11,731.88, 16,187.46 and 6,953.31

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Solution

The fourth proportional to 11,731.88, 16,187.46 and 6,953.31 is: 9,594.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,731.88 : 16,187.46 = 6,953.31 : x
  2. Step 2: Convert to fraction form
    11,731.88/16,187.46 = 6,953.31/x
  3. Step 3: Cross multiply
    11,731.88x = 16,187.46 × 6,953.31
  4. Step 4: Simplify right side
    11,731.88x = 112,556,427.49
  5. Step 5: Solve for x
    x = 112,556,427.49/11,731.88
  6. Step 6: Final answer
    x = 9,594.07

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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.