Home / 7,675.80-10,591.83-4,318.32

Finding the Fourth Proportional to 7,675.80, 10,591.83 and 4,318.32

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Solution

The fourth proportional to 7,675.80, 10,591.83 and 4,318.32 is: 5,958.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,675.80 : 10,591.83 = 4,318.32 : x
  2. Step 2: Convert to fraction form
    7,675.80/10,591.83 = 4,318.32/x
  3. Step 3: Cross multiply
    7,675.80x = 10,591.83 × 4,318.32
  4. Step 4: Simplify right side
    7,675.80x = 45,738,911.33
  5. Step 5: Solve for x
    x = 45,738,911.33/7,675.80
  6. Step 6: Final answer
    x = 5,958.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.