Home / 8,394.94-11,582.66-5,412.52

Finding the Fourth Proportional to 8,394.94, 11,582.66 and 5,412.52

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Solution

The fourth proportional to 8,394.94, 11,582.66 and 5,412.52 is: 7,467.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394.94 : 11,582.66 = 5,412.52 : x
  2. Step 2: Convert to fraction form
    8,394.94/11,582.66 = 5,412.52/x
  3. Step 3: Cross multiply
    8,394.94x = 11,582.66 × 5,412.52
  4. Step 4: Simplify right side
    8,394.94x = 62,691,406.91
  5. Step 5: Solve for x
    x = 62,691,406.91/8,394.94
  6. Step 6: Final answer
    x = 7,467.76

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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.