Home / 10,755.15-16,132.85-3,359.07

Finding the Fourth Proportional to 10,755.15, 16,132.85 and 3,359.07

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Solution

The fourth proportional to 10,755.15, 16,132.85 and 3,359.07 is: 5,038.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,755.15 : 16,132.85 = 3,359.07 : x
  2. Step 2: Convert to fraction form
    10,755.15/16,132.85 = 3,359.07/x
  3. Step 3: Cross multiply
    10,755.15x = 16,132.85 × 3,359.07
  4. Step 4: Simplify right side
    10,755.15x = 54,191,355.65
  5. Step 5: Solve for x
    x = 54,191,355.65/10,755.15
  6. Step 6: Final answer
    x = 5,038.64

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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.