Home / 6,666.23-9,998.94-2,770.67

Finding the Fourth Proportional to 6,666.23, 9,998.94 and 2,770.67

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Solution

The fourth proportional to 6,666.23, 9,998.94 and 2,770.67 is: 4,155.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,666.23 : 9,998.94 = 2,770.67 : x
  2. Step 2: Convert to fraction form
    6,666.23/9,998.94 = 2,770.67/x
  3. Step 3: Cross multiply
    6,666.23x = 9,998.94 × 2,770.67
  4. Step 4: Simplify right side
    6,666.23x = 27,703,798.48
  5. Step 5: Solve for x
    x = 27,703,798.48/6,666.23
  6. Step 6: Final answer
    x = 4,155.84

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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.