Home / 8,020.09-12,027.40-3,089.32

Finding the Fourth Proportional to 8,020.09, 12,027.40 and 3,089.32

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Solution

The fourth proportional to 8,020.09, 12,027.40 and 3,089.32 is: 4,632.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.09 : 12,027.40 = 3,089.32 : x
  2. Step 2: Convert to fraction form
    8,020.09/12,027.40 = 3,089.32/x
  3. Step 3: Cross multiply
    8,020.09x = 12,027.40 × 3,089.32
  4. Step 4: Simplify right side
    8,020.09x = 37,156,487.37
  5. Step 5: Solve for x
    x = 37,156,487.37/8,020.09
  6. Step 6: Final answer
    x = 4,632.93

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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.