Home / 6,087.52-8,400.90-3,571.56

Finding the Fourth Proportional to 6,087.52, 8,400.90 and 3,571.56

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Solution

The fourth proportional to 6,087.52, 8,400.90 and 3,571.56 is: 4,928.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,087.52 : 8,400.90 = 3,571.56 : x
  2. Step 2: Convert to fraction form
    6,087.52/8,400.90 = 3,571.56/x
  3. Step 3: Cross multiply
    6,087.52x = 8,400.90 × 3,571.56
  4. Step 4: Simplify right side
    6,087.52x = 30,004,318.40
  5. Step 5: Solve for x
    x = 30,004,318.40/6,087.52
  6. Step 6: Final answer
    x = 4,928.82

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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.