Home / 4,073.78-6,108.15-2,771.30

Finding the Fourth Proportional to 4,073.78, 6,108.15 and 2,771.30

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Solution

The fourth proportional to 4,073.78, 6,108.15 and 2,771.30 is: 4,155.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,073.78 : 6,108.15 = 2,771.30 : x
  2. Step 2: Convert to fraction form
    4,073.78/6,108.15 = 2,771.30/x
  3. Step 3: Cross multiply
    4,073.78x = 6,108.15 × 2,771.30
  4. Step 4: Simplify right side
    4,073.78x = 16,927,516.10
  5. Step 5: Solve for x
    x = 16,927,516.10/4,073.78
  6. Step 6: Final answer
    x = 4,155.24

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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.