Home / 6,182.20-8,521.71-4,684.09

Finding the Fourth Proportional to 6,182.20, 8,521.71 and 4,684.09

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Solution

The fourth proportional to 6,182.20, 8,521.71 and 4,684.09 is: 6,456.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,182.20 : 8,521.71 = 4,684.09 : x
  2. Step 2: Convert to fraction form
    6,182.20/8,521.71 = 4,684.09/x
  3. Step 3: Cross multiply
    6,182.20x = 8,521.71 × 4,684.09
  4. Step 4: Simplify right side
    6,182.20x = 39,916,456.59
  5. Step 5: Solve for x
    x = 39,916,456.59/6,182.20
  6. Step 6: Final answer
    x = 6,456.68

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1.5x scale

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.