Home / 3,001.88-4,501.91-1,540.85

Finding the Fourth Proportional to 3,001.88, 4,501.91 and 1,540.85

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Solution

The fourth proportional to 3,001.88, 4,501.91 and 1,540.85 is: 2,310.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.88 : 4,501.91 = 1,540.85 : x
  2. Step 2: Convert to fraction form
    3,001.88/4,501.91 = 1,540.85/x
  3. Step 3: Cross multiply
    3,001.88x = 4,501.91 × 1,540.85
  4. Step 4: Simplify right side
    3,001.88x = 6,936,749.37
  5. Step 5: Solve for x
    x = 6,936,749.37/3,001.88
  6. Step 6: Final answer
    x = 2,310.80

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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.