Home / 8,020.41-12,030.63-2,177.02

Finding the Fourth Proportional to 8,020.41, 12,030.63 and 2,177.02

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Solution

The fourth proportional to 8,020.41, 12,030.63 and 2,177.02 is: 3,265.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.41 : 12,030.63 = 2,177.02 : x
  2. Step 2: Convert to fraction form
    8,020.41/12,030.63 = 2,177.02/x
  3. Step 3: Cross multiply
    8,020.41x = 12,030.63 × 2,177.02
  4. Step 4: Simplify right side
    8,020.41x = 26,190,922.12
  5. Step 5: Solve for x
    x = 26,190,922.12/8,020.41
  6. Step 6: Final answer
    x = 3,265.53

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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.