Home / 6,861.45-9,467.51-4,341.80

Finding the Fourth Proportional to 6,861.45, 9,467.51 and 4,341.80

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Solution

The fourth proportional to 6,861.45, 9,467.51 and 4,341.80 is: 5,990.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,861.45 : 9,467.51 = 4,341.80 : x
  2. Step 2: Convert to fraction form
    6,861.45/9,467.51 = 4,341.80/x
  3. Step 3: Cross multiply
    6,861.45x = 9,467.51 × 4,341.80
  4. Step 4: Simplify right side
    6,861.45x = 41,105,998.43
  5. Step 5: Solve for x
    x = 41,105,998.43/6,861.45
  6. Step 6: Final answer
    x = 5,990.87

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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.