Home / 4,104.45-6,157.28-2,156.80

Finding the Fourth Proportional to 4,104.45, 6,157.28 and 2,156.80

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Solution

The fourth proportional to 4,104.45, 6,157.28 and 2,156.80 is: 3,235.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.45 : 6,157.28 = 2,156.80 : x
  2. Step 2: Convert to fraction form
    4,104.45/6,157.28 = 2,156.80/x
  3. Step 3: Cross multiply
    4,104.45x = 6,157.28 × 2,156.80
  4. Step 4: Simplify right side
    4,104.45x = 13,280,021.50
  5. Step 5: Solve for x
    x = 13,280,021.50/4,104.45
  6. Step 6: Final answer
    x = 3,235.52

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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.