Home / 7,926.95-10,939.32-4,341.85

Finding the Fourth Proportional to 7,926.95, 10,939.32 and 4,341.85

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Solution

The fourth proportional to 7,926.95, 10,939.32 and 4,341.85 is: 5,991.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.95 : 10,939.32 = 4,341.85 : x
  2. Step 2: Convert to fraction form
    7,926.95/10,939.32 = 4,341.85/x
  3. Step 3: Cross multiply
    7,926.95x = 10,939.32 × 4,341.85
  4. Step 4: Simplify right side
    7,926.95x = 47,496,920.73
  5. Step 5: Solve for x
    x = 47,496,920.73/7,926.95
  6. Step 6: Final answer
    x = 5,991.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.