Home / 8,934.57-13,392.39-3,005.81

Finding the Fourth Proportional to 8,934.57, 13,392.39 and 3,005.81

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Solution

The fourth proportional to 8,934.57, 13,392.39 and 3,005.81 is: 4,505.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.57 : 13,392.39 = 3,005.81 : x
  2. Step 2: Convert to fraction form
    8,934.57/13,392.39 = 3,005.81/x
  3. Step 3: Cross multiply
    8,934.57x = 13,392.39 × 3,005.81
  4. Step 4: Simplify right side
    8,934.57x = 40,254,979.79
  5. Step 5: Solve for x
    x = 40,254,979.79/8,934.57
  6. Step 6: Final answer
    x = 4,505.53

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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.