Home / 4,900.09-6,761.93-2,910.60

Finding the Fourth Proportional to 4,900.09, 6,761.93 and 2,910.60

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Solution

The fourth proportional to 4,900.09, 6,761.93 and 2,910.60 is: 4,016.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.09 : 6,761.93 = 2,910.60 : x
  2. Step 2: Convert to fraction form
    4,900.09/6,761.93 = 2,910.60/x
  3. Step 3: Cross multiply
    4,900.09x = 6,761.93 × 2,910.60
  4. Step 4: Simplify right side
    4,900.09x = 19,681,273.46
  5. Step 5: Solve for x
    x = 19,681,273.46/4,900.09
  6. Step 6: Final answer
    x = 4,016.51

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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.