Home / 7,379.45-11,066.68-2,934.98

Finding the Fourth Proportional to 7,379.45, 11,066.68 and 2,934.98

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Solution

The fourth proportional to 7,379.45, 11,066.68 and 2,934.98 is: 4,401.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.45 : 11,066.68 = 2,934.98 : x
  2. Step 2: Convert to fraction form
    7,379.45/11,066.68 = 2,934.98/x
  3. Step 3: Cross multiply
    7,379.45x = 11,066.68 × 2,934.98
  4. Step 4: Simplify right side
    7,379.45x = 32,480,520.04
  5. Step 5: Solve for x
    x = 32,480,520.04/7,379.45
  6. Step 6: Final answer
    x = 4,401.48

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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.