Home / 10,858.29-16,287.15-3,463.20

Finding the Fourth Proportional to 10,858.29, 16,287.15 and 3,463.20

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Solution

The fourth proportional to 10,858.29, 16,287.15 and 3,463.20 is: 5,194.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,858.29 : 16,287.15 = 3,463.20 : x
  2. Step 2: Convert to fraction form
    10,858.29/16,287.15 = 3,463.20/x
  3. Step 3: Cross multiply
    10,858.29x = 16,287.15 × 3,463.20
  4. Step 4: Simplify right side
    10,858.29x = 56,405,657.88
  5. Step 5: Solve for x
    x = 56,405,657.88/10,858.29
  6. Step 6: Final answer
    x = 5,194.71

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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.