Home / 6,720.03-10,067.90-2,817.45

Finding the Fourth Proportional to 6,720.03, 10,067.90 and 2,817.45

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Solution

The fourth proportional to 6,720.03, 10,067.90 and 2,817.45 is: 4,221.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.03 : 10,067.90 = 2,817.45 : x
  2. Step 2: Convert to fraction form
    6,720.03/10,067.90 = 2,817.45/x
  3. Step 3: Cross multiply
    6,720.03x = 10,067.90 × 2,817.45
  4. Step 4: Simplify right side
    6,720.03x = 28,365,790.77
  5. Step 5: Solve for x
    x = 28,365,790.77/6,720.03
  6. Step 6: Final answer
    x = 4,221.08

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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.