Home / 5,273.21-7,276.76-2,914.90

Finding the Fourth Proportional to 5,273.21, 7,276.76 and 2,914.90

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Solution

The fourth proportional to 5,273.21, 7,276.76 and 2,914.90 is: 4,022.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.21 : 7,276.76 = 2,914.90 : x
  2. Step 2: Convert to fraction form
    5,273.21/7,276.76 = 2,914.90/x
  3. Step 3: Cross multiply
    5,273.21x = 7,276.76 × 2,914.90
  4. Step 4: Simplify right side
    5,273.21x = 21,211,027.72
  5. Step 5: Solve for x
    x = 21,211,027.72/5,273.21
  6. Step 6: Final answer
    x = 4,022.41

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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.