Home / 8,020.58-12,030.46-2,756.07

Finding the Fourth Proportional to 8,020.58, 12,030.46 and 2,756.07

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Solution

The fourth proportional to 8,020.58, 12,030.46 and 2,756.07 is: 4,133.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.58 : 12,030.46 = 2,756.07 : x
  2. Step 2: Convert to fraction form
    8,020.58/12,030.46 = 2,756.07/x
  3. Step 3: Cross multiply
    8,020.58x = 12,030.46 × 2,756.07
  4. Step 4: Simplify right side
    8,020.58x = 33,156,783.00
  5. Step 5: Solve for x
    x = 33,156,783.00/8,020.58
  6. Step 6: Final answer
    x = 4,133.97

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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.