Home / 3,045.72-4,201.95-2,250.96

Finding the Fourth Proportional to 3,045.72, 4,201.95 and 2,250.96

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Solution

The fourth proportional to 3,045.72, 4,201.95 and 2,250.96 is: 3,105.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.72 : 4,201.95 = 2,250.96 : x
  2. Step 2: Convert to fraction form
    3,045.72/4,201.95 = 2,250.96/x
  3. Step 3: Cross multiply
    3,045.72x = 4,201.95 × 2,250.96
  4. Step 4: Simplify right side
    3,045.72x = 9,458,421.37
  5. Step 5: Solve for x
    x = 9,458,421.37/3,045.72
  6. Step 6: Final answer
    x = 3,105.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.