Home / 6,885.90-10,321.76-4,664.94

Finding the Fourth Proportional to 6,885.90, 10,321.76 and 4,664.94

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Solution

The fourth proportional to 6,885.90, 10,321.76 and 4,664.94 is: 6,992.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885.90 : 10,321.76 = 4,664.94 : x
  2. Step 2: Convert to fraction form
    6,885.90/10,321.76 = 4,664.94/x
  3. Step 3: Cross multiply
    6,885.90x = 10,321.76 × 4,664.94
  4. Step 4: Simplify right side
    6,885.90x = 48,150,367.77
  5. Step 5: Solve for x
    x = 48,150,367.77/6,885.90
  6. Step 6: Final answer
    x = 6,992.60

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1.5x scale

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.