Home / 4,197.30-6,290.55-2,001.30

Finding the Fourth Proportional to 4,197.30, 6,290.55 and 2,001.30

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Solution

The fourth proportional to 4,197.30, 6,290.55 and 2,001.30 is: 2,999.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,197.30 : 6,290.55 = 2,001.30 : x
  2. Step 2: Convert to fraction form
    4,197.30/6,290.55 = 2,001.30/x
  3. Step 3: Cross multiply
    4,197.30x = 6,290.55 × 2,001.30
  4. Step 4: Simplify right side
    4,197.30x = 12,589,277.72
  5. Step 5: Solve for x
    x = 12,589,277.72/4,197.30
  6. Step 6: Final answer
    x = 2,999.38

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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.