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Finding the Fourth Proportional to 6,805.91, 10,209.78 and 2,423.41

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Solution

The fourth proportional to 6,805.91, 10,209.78 and 2,423.41 is: 3,635.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805.91 : 10,209.78 = 2,423.41 : x
  2. Step 2: Convert to fraction form
    6,805.91/10,209.78 = 2,423.41/x
  3. Step 3: Cross multiply
    6,805.91x = 10,209.78 × 2,423.41
  4. Step 4: Simplify right side
    6,805.91x = 24,742,457.43
  5. Step 5: Solve for x
    x = 24,742,457.43/6,805.91
  6. Step 6: Final answer
    x = 3,635.44

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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.