Home / 7,012.24-9,676.87-3,825.52

Finding the Fourth Proportional to 7,012.24, 9,676.87 and 3,825.52

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Solution

The fourth proportional to 7,012.24, 9,676.87 and 3,825.52 is: 5,279.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,012.24 : 9,676.87 = 3,825.52 : x
  2. Step 2: Convert to fraction form
    7,012.24/9,676.87 = 3,825.52/x
  3. Step 3: Cross multiply
    7,012.24x = 9,676.87 × 3,825.52
  4. Step 4: Simplify right side
    7,012.24x = 37,019,025.97
  5. Step 5: Solve for x
    x = 37,019,025.97/7,012.24
  6. Step 6: Final answer
    x = 5,279.20

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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.