Home / 7,527.28-11,286.80-5,977.24

Finding the Fourth Proportional to 7,527.28, 11,286.80 and 5,977.24

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Solution

The fourth proportional to 7,527.28, 11,286.80 and 5,977.24 is: 8,962.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,527.28 : 11,286.80 = 5,977.24 : x
  2. Step 2: Convert to fraction form
    7,527.28/11,286.80 = 5,977.24/x
  3. Step 3: Cross multiply
    7,527.28x = 11,286.80 × 5,977.24
  4. Step 4: Simplify right side
    7,527.28x = 67,463,912.43
  5. Step 5: Solve for x
    x = 67,463,912.43/7,527.28
  6. Step 6: Final answer
    x = 8,962.59

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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.