Home / 4,234.55-5,839.88-2,740.91

Finding the Fourth Proportional to 4,234.55, 5,839.88 and 2,740.91

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Solution

The fourth proportional to 4,234.55, 5,839.88 and 2,740.91 is: 3,779.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,234.55 : 5,839.88 = 2,740.91 : x
  2. Step 2: Convert to fraction form
    4,234.55/5,839.88 = 2,740.91/x
  3. Step 3: Cross multiply
    4,234.55x = 5,839.88 × 2,740.91
  4. Step 4: Simplify right side
    4,234.55x = 16,006,586.39
  5. Step 5: Solve for x
    x = 16,006,586.39/4,234.55
  6. Step 6: Final answer
    x = 3,779.99

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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.