Home / 10,673.87-16,010.17-3,278.40

Finding the Fourth Proportional to 10,673.87, 16,010.17 and 3,278.40

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Solution

The fourth proportional to 10,673.87, 16,010.17 and 3,278.40 is: 4,917.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,673.87 : 16,010.17 = 3,278.40 : x
  2. Step 2: Convert to fraction form
    10,673.87/16,010.17 = 3,278.40/x
  3. Step 3: Cross multiply
    10,673.87x = 16,010.17 × 3,278.40
  4. Step 4: Simplify right side
    10,673.87x = 52,487,741.33
  5. Step 5: Solve for x
    x = 52,487,741.33/10,673.87
  6. Step 6: Final answer
    x = 4,917.40

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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.