Home / 8,180.25-11,289.78-4,596.63

Finding the Fourth Proportional to 8,180.25, 11,289.78 and 4,596.63

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Solution

The fourth proportional to 8,180.25, 11,289.78 and 4,596.63 is: 6,343.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180.25 : 11,289.78 = 4,596.63 : x
  2. Step 2: Convert to fraction form
    8,180.25/11,289.78 = 4,596.63/x
  3. Step 3: Cross multiply
    8,180.25x = 11,289.78 × 4,596.63
  4. Step 4: Simplify right side
    8,180.25x = 51,894,941.44
  5. Step 5: Solve for x
    x = 51,894,941.44/8,180.25
  6. Step 6: Final answer
    x = 6,343.93

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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.