Home / 8,192.31-12,288.45-2,036.31

Finding the Fourth Proportional to 8,192.31, 12,288.45 and 2,036.31

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Solution

The fourth proportional to 8,192.31, 12,288.45 and 2,036.31 is: 3,054.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192.31 : 12,288.45 = 2,036.31 : x
  2. Step 2: Convert to fraction form
    8,192.31/12,288.45 = 2,036.31/x
  3. Step 3: Cross multiply
    8,192.31x = 12,288.45 × 2,036.31
  4. Step 4: Simplify right side
    8,192.31x = 25,023,093.62
  5. Step 5: Solve for x
    x = 25,023,093.62/8,192.31
  6. Step 6: Final answer
    x = 3,054.46

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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.