Home / 10,820.07-16,227.32-4,246.31

Finding the Fourth Proportional to 10,820.07, 16,227.32 and 4,246.31

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Solution

The fourth proportional to 10,820.07, 16,227.32 and 4,246.31 is: 6,368.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,820.07 : 16,227.32 = 4,246.31 : x
  2. Step 2: Convert to fraction form
    10,820.07/16,227.32 = 4,246.31/x
  3. Step 3: Cross multiply
    10,820.07x = 16,227.32 × 4,246.31
  4. Step 4: Simplify right side
    10,820.07x = 68,906,231.19
  5. Step 5: Solve for x
    x = 68,906,231.19/10,820.07
  6. Step 6: Final answer
    x = 6,368.37

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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.