Home / 8,137.85-11,228.84-4,600.99

Finding the Fourth Proportional to 8,137.85, 11,228.84 and 4,600.99

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Solution

The fourth proportional to 8,137.85, 11,228.84 and 4,600.99 is: 6,348.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,137.85 : 11,228.84 = 4,600.99 : x
  2. Step 2: Convert to fraction form
    8,137.85/11,228.84 = 4,600.99/x
  3. Step 3: Cross multiply
    8,137.85x = 11,228.84 × 4,600.99
  4. Step 4: Simplify right side
    8,137.85x = 51,663,724.41
  5. Step 5: Solve for x
    x = 51,663,724.41/8,137.85
  6. Step 6: Final answer
    x = 6,348.57

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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.