Home / 10,795.45-16,187.66-4,947.05

Finding the Fourth Proportional to 10,795.45, 16,187.66 and 4,947.05

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Solution

The fourth proportional to 10,795.45, 16,187.66 and 4,947.05 is: 7,418.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,795.45 : 16,187.66 = 4,947.05 : x
  2. Step 2: Convert to fraction form
    10,795.45/16,187.66 = 4,947.05/x
  3. Step 3: Cross multiply
    10,795.45x = 16,187.66 × 4,947.05
  4. Step 4: Simplify right side
    10,795.45x = 80,081,163.40
  5. Step 5: Solve for x
    x = 80,081,163.40/10,795.45
  6. Step 6: Final answer
    x = 7,418.05

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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.