Home / 12,243.56-16,896.54-6,938.26

Finding the Fourth Proportional to 12,243.56, 16,896.54 and 6,938.26

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Solution

The fourth proportional to 12,243.56, 16,896.54 and 6,938.26 is: 9,575.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,243.56 : 16,896.54 = 6,938.26 : x
  2. Step 2: Convert to fraction form
    12,243.56/16,896.54 = 6,938.26/x
  3. Step 3: Cross multiply
    12,243.56x = 16,896.54 × 6,938.26
  4. Step 4: Simplify right side
    12,243.56x = 117,232,587.62
  5. Step 5: Solve for x
    x = 117,232,587.62/12,243.56
  6. Step 6: Final answer
    x = 9,575.04

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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.