Home / 7,912.14-11,867.77-4,016.45

Finding the Fourth Proportional to 7,912.14, 11,867.77 and 4,016.45

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Solution

The fourth proportional to 7,912.14, 11,867.77 and 4,016.45 is: 6,024.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,912.14 : 11,867.77 = 4,016.45 : x
  2. Step 2: Convert to fraction form
    7,912.14/11,867.77 = 4,016.45/x
  3. Step 3: Cross multiply
    7,912.14x = 11,867.77 × 4,016.45
  4. Step 4: Simplify right side
    7,912.14x = 47,666,304.82
  5. Step 5: Solve for x
    x = 47,666,304.82/7,912.14
  6. Step 6: Final answer
    x = 6,024.45

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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.