Home / 7,512.02-11,270.59-4,231.54

Finding the Fourth Proportional to 7,512.02, 11,270.59 and 4,231.54

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Solution

The fourth proportional to 7,512.02, 11,270.59 and 4,231.54 is: 6,348.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.02 : 11,270.59 = 4,231.54 : x
  2. Step 2: Convert to fraction form
    7,512.02/11,270.59 = 4,231.54/x
  3. Step 3: Cross multiply
    7,512.02x = 11,270.59 × 4,231.54
  4. Step 4: Simplify right side
    7,512.02x = 47,691,952.41
  5. Step 5: Solve for x
    x = 47,691,952.41/7,512.02
  6. Step 6: Final answer
    x = 6,348.75

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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.