Home / 5,235.63-7,225.76-2,997.75

Finding the Fourth Proportional to 5,235.63, 7,225.76 and 2,997.75

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Solution

The fourth proportional to 5,235.63, 7,225.76 and 2,997.75 is: 4,137.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235.63 : 7,225.76 = 2,997.75 : x
  2. Step 2: Convert to fraction form
    5,235.63/7,225.76 = 2,997.75/x
  3. Step 3: Cross multiply
    5,235.63x = 7,225.76 × 2,997.75
  4. Step 4: Simplify right side
    5,235.63x = 21,661,007.05
  5. Step 5: Solve for x
    x = 21,661,007.05/5,235.63
  6. Step 6: Final answer
    x = 4,137.23

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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.