Home / 4,103.56-6,155.52-2,156.32

Finding the Fourth Proportional to 4,103.56, 6,155.52 and 2,156.32

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Solution

The fourth proportional to 4,103.56, 6,155.52 and 2,156.32 is: 3,234.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.56 : 6,155.52 = 2,156.32 : x
  2. Step 2: Convert to fraction form
    4,103.56/6,155.52 = 2,156.32/x
  3. Step 3: Cross multiply
    4,103.56x = 6,155.52 × 2,156.32
  4. Step 4: Simplify right side
    4,103.56x = 13,273,270.89
  5. Step 5: Solve for x
    x = 13,273,270.89/4,103.56
  6. Step 6: Final answer
    x = 3,234.57

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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.