Home / 7,222.58-10,852.14-6,930.98

Finding the Fourth Proportional to 7,222.58, 10,852.14 and 6,930.98

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Solution

The fourth proportional to 7,222.58, 10,852.14 and 6,930.98 is: 10,414.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222.58 : 10,852.14 = 6,930.98 : x
  2. Step 2: Convert to fraction form
    7,222.58/10,852.14 = 6,930.98/x
  3. Step 3: Cross multiply
    7,222.58x = 10,852.14 × 6,930.98
  4. Step 4: Simplify right side
    7,222.58x = 75,215,965.30
  5. Step 5: Solve for x
    x = 75,215,965.30/7,222.58
  6. Step 6: Final answer
    x = 10,414.00

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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.