Home / 10,768.86-16,160.67-4,195.08

Finding the Fourth Proportional to 10,768.86, 16,160.67 and 4,195.08

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Solution

The fourth proportional to 10,768.86, 16,160.67 and 4,195.08 is: 6,295.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,768.86 : 16,160.67 = 4,195.08 : x
  2. Step 2: Convert to fraction form
    10,768.86/16,160.67 = 4,195.08/x
  3. Step 3: Cross multiply
    10,768.86x = 16,160.67 × 4,195.08
  4. Step 4: Simplify right side
    10,768.86x = 67,795,303.50
  5. Step 5: Solve for x
    x = 67,795,303.50/10,768.86
  6. Step 6: Final answer
    x = 6,295.49

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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.