Home / 6,004.88-8,990.30-3,187.28

Finding the Fourth Proportional to 6,004.88, 8,990.30 and 3,187.28

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Solution

The fourth proportional to 6,004.88, 8,990.30 and 3,187.28 is: 4,771.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,004.88 : 8,990.30 = 3,187.28 : x
  2. Step 2: Convert to fraction form
    6,004.88/8,990.30 = 3,187.28/x
  3. Step 3: Cross multiply
    6,004.88x = 8,990.30 × 3,187.28
  4. Step 4: Simplify right side
    6,004.88x = 28,654,603.38
  5. Step 5: Solve for x
    x = 28,654,603.38/6,004.88
  6. Step 6: Final answer
    x = 4,771.89

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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.