Home / 12,092.49-18,145.75-5,071.88

Finding the Fourth Proportional to 12,092.49, 18,145.75 and 5,071.88

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Solution

The fourth proportional to 12,092.49, 18,145.75 and 5,071.88 is: 7,610.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,092.49 : 18,145.75 = 5,071.88 : x
  2. Step 2: Convert to fraction form
    12,092.49/18,145.75 = 5,071.88/x
  3. Step 3: Cross multiply
    12,092.49x = 18,145.75 × 5,071.88
  4. Step 4: Simplify right side
    12,092.49x = 92,033,094.44
  5. Step 5: Solve for x
    x = 92,033,094.44/12,092.49
  6. Step 6: Final answer
    x = 7,610.76

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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.