Home / 11,980.37-16,533.42-6,675.19

Finding the Fourth Proportional to 11,980.37, 16,533.42 and 6,675.19

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Solution

The fourth proportional to 11,980.37, 16,533.42 and 6,675.19 is: 9,212.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,980.37 : 16,533.42 = 6,675.19 : x
  2. Step 2: Convert to fraction form
    11,980.37/16,533.42 = 6,675.19/x
  3. Step 3: Cross multiply
    11,980.37x = 16,533.42 × 6,675.19
  4. Step 4: Simplify right side
    11,980.37x = 110,363,653.48
  5. Step 5: Solve for x
    x = 110,363,653.48/11,980.37
  6. Step 6: Final answer
    x = 9,212.04

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Half scale
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Double scale
Find fourth proportional to 11,981.37, 16,534.80 and 6,676.19
Similar ratio
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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.