Home / 5,091.33-7,630.35-4,430.37

Finding the Fourth Proportional to 5,091.33, 7,630.35 and 4,430.37

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Solution

The fourth proportional to 5,091.33, 7,630.35 and 4,430.37 is: 6,639.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091.33 : 7,630.35 = 4,430.37 : x
  2. Step 2: Convert to fraction form
    5,091.33/7,630.35 = 4,430.37/x
  3. Step 3: Cross multiply
    5,091.33x = 7,630.35 × 4,430.37
  4. Step 4: Simplify right side
    5,091.33x = 33,805,273.73
  5. Step 5: Solve for x
    x = 33,805,273.73/5,091.33
  6. Step 6: Final answer
    x = 6,639.77

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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.