Home / 6,123.35-8,450.15-3,328.85

Finding the Fourth Proportional to 6,123.35, 8,450.15 and 3,328.85

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Solution

The fourth proportional to 6,123.35, 8,450.15 and 3,328.85 is: 4,593.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.35 : 8,450.15 = 3,328.85 : x
  2. Step 2: Convert to fraction form
    6,123.35/8,450.15 = 3,328.85/x
  3. Step 3: Cross multiply
    6,123.35x = 8,450.15 × 3,328.85
  4. Step 4: Simplify right side
    6,123.35x = 28,129,265.18
  5. Step 5: Solve for x
    x = 28,129,265.18/6,123.35
  6. Step 6: Final answer
    x = 4,593.77

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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.