Home / 6,180.28-8,529.78-3,527.80

Finding the Fourth Proportional to 6,180.28, 8,529.78 and 3,527.80

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Solution

The fourth proportional to 6,180.28, 8,529.78 and 3,527.80 is: 4,868.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,180.28 : 8,529.78 = 3,527.80 : x
  2. Step 2: Convert to fraction form
    6,180.28/8,529.78 = 3,527.80/x
  3. Step 3: Cross multiply
    6,180.28x = 8,529.78 × 3,527.80
  4. Step 4: Simplify right side
    6,180.28x = 30,091,357.88
  5. Step 5: Solve for x
    x = 30,091,357.88/6,180.28
  6. Step 6: Final answer
    x = 4,868.93

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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.