Home / 4,123.23-5,689.95-2,234.72

Finding the Fourth Proportional to 4,123.23, 5,689.95 and 2,234.72

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Solution

The fourth proportional to 4,123.23, 5,689.95 and 2,234.72 is: 3,083.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.23 : 5,689.95 = 2,234.72 : x
  2. Step 2: Convert to fraction form
    4,123.23/5,689.95 = 2,234.72/x
  3. Step 3: Cross multiply
    4,123.23x = 5,689.95 × 2,234.72
  4. Step 4: Simplify right side
    4,123.23x = 12,715,450.91
  5. Step 5: Solve for x
    x = 12,715,450.91/4,123.23
  6. Step 6: Final answer
    x = 3,083.86

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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.