Home / 7,011.22-9,675.14-4,028.12

Finding the Fourth Proportional to 7,011.22, 9,675.14 and 4,028.12

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Solution

The fourth proportional to 7,011.22, 9,675.14 and 4,028.12 is: 5,558.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011.22 : 9,675.14 = 4,028.12 : x
  2. Step 2: Convert to fraction form
    7,011.22/9,675.14 = 4,028.12/x
  3. Step 3: Cross multiply
    7,011.22x = 9,675.14 × 4,028.12
  4. Step 4: Simplify right side
    7,011.22x = 38,972,624.94
  5. Step 5: Solve for x
    x = 38,972,624.94/7,011.22
  6. Step 6: Final answer
    x = 5,558.61

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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.