Home / 8,392.30-11,582.26-4,807.54

Finding the Fourth Proportional to 8,392.30, 11,582.26 and 4,807.54

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Solution

The fourth proportional to 8,392.30, 11,582.26 and 4,807.54 is: 6,634.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392.30 : 11,582.26 = 4,807.54 : x
  2. Step 2: Convert to fraction form
    8,392.30/11,582.26 = 4,807.54/x
  3. Step 3: Cross multiply
    8,392.30x = 11,582.26 × 4,807.54
  4. Step 4: Simplify right side
    8,392.30x = 55,682,154.20
  5. Step 5: Solve for x
    x = 55,682,154.20/8,392.30
  6. Step 6: Final answer
    x = 6,634.91

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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.