Home / 4,123.70-6,188.58-2,565.99

Finding the Fourth Proportional to 4,123.70, 6,188.58 and 2,565.99

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Solution

The fourth proportional to 4,123.70, 6,188.58 and 2,565.99 is: 3,850.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.70 : 6,188.58 = 2,565.99 : x
  2. Step 2: Convert to fraction form
    4,123.70/6,188.58 = 2,565.99/x
  3. Step 3: Cross multiply
    4,123.70x = 6,188.58 × 2,565.99
  4. Step 4: Simplify right side
    4,123.70x = 15,879,834.39
  5. Step 5: Solve for x
    x = 15,879,834.39/4,123.70
  6. Step 6: Final answer
    x = 3,850.88

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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.