Home / 12,212.44-16,852.50-6,908.32

Finding the Fourth Proportional to 12,212.44, 16,852.50 and 6,908.32

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Solution

The fourth proportional to 12,212.44, 16,852.50 and 6,908.32 is: 9,533.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,212.44 : 16,852.50 = 6,908.32 : x
  2. Step 2: Convert to fraction form
    12,212.44/16,852.50 = 6,908.32/x
  3. Step 3: Cross multiply
    12,212.44x = 16,852.50 × 6,908.32
  4. Step 4: Simplify right side
    12,212.44x = 116,422,462.80
  5. Step 5: Solve for x
    x = 116,422,462.80/12,212.44
  6. Step 6: Final answer
    x = 9,533.10

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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.