Home / 7,722.18-11,561.67-4,016.34

Finding the Fourth Proportional to 7,722.18, 11,561.67 and 4,016.34

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Solution

The fourth proportional to 7,722.18, 11,561.67 and 4,016.34 is: 6,013.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722.18 : 11,561.67 = 4,016.34 : x
  2. Step 2: Convert to fraction form
    7,722.18/11,561.67 = 4,016.34/x
  3. Step 3: Cross multiply
    7,722.18x = 11,561.67 × 4,016.34
  4. Step 4: Simplify right side
    7,722.18x = 46,435,597.69
  5. Step 5: Solve for x
    x = 46,435,597.69/7,722.18
  6. Step 6: Final answer
    x = 6,013.28

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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.