Home / 8,785.28-13,176.54-2,941.94

Finding the Fourth Proportional to 8,785.28, 13,176.54 and 2,941.94

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Solution

The fourth proportional to 8,785.28, 13,176.54 and 2,941.94 is: 4,412.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,785.28 : 13,176.54 = 2,941.94 : x
  2. Step 2: Convert to fraction form
    8,785.28/13,176.54 = 2,941.94/x
  3. Step 3: Cross multiply
    8,785.28x = 13,176.54 × 2,941.94
  4. Step 4: Simplify right side
    8,785.28x = 38,764,524.20
  5. Step 5: Solve for x
    x = 38,764,524.20/8,785.28
  6. Step 6: Final answer
    x = 4,412.44

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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.