Home / 6,377.10-8,800.20-3,725.34

Finding the Fourth Proportional to 6,377.10, 8,800.20 and 3,725.34

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Solution

The fourth proportional to 6,377.10, 8,800.20 and 3,725.34 is: 5,140.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,377.10 : 8,800.20 = 3,725.34 : x
  2. Step 2: Convert to fraction form
    6,377.10/8,800.20 = 3,725.34/x
  3. Step 3: Cross multiply
    6,377.10x = 8,800.20 × 3,725.34
  4. Step 4: Simplify right side
    6,377.10x = 32,783,737.07
  5. Step 5: Solve for x
    x = 32,783,737.07/6,377.10
  6. Step 6: Final answer
    x = 5,140.85

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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.