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Finding the Fourth Proportional to 7,653.42, 11,469.17 and 4,359.71

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Solution

The fourth proportional to 7,653.42, 11,469.17 and 4,359.71 is: 6,533.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653.42 : 11,469.17 = 4,359.71 : x
  2. Step 2: Convert to fraction form
    7,653.42/11,469.17 = 4,359.71/x
  3. Step 3: Cross multiply
    7,653.42x = 11,469.17 × 4,359.71
  4. Step 4: Simplify right side
    7,653.42x = 50,002,255.14
  5. Step 5: Solve for x
    x = 50,002,255.14/7,653.42
  6. Step 6: Final answer
    x = 6,533.32

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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.