Home / 2,770.24-3,814.20-2,349.72

Finding the Fourth Proportional to 2,770.24, 3,814.20 and 2,349.72

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Solution

The fourth proportional to 2,770.24, 3,814.20 and 2,349.72 is: 3,235.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770.24 : 3,814.20 = 2,349.72 : x
  2. Step 2: Convert to fraction form
    2,770.24/3,814.20 = 2,349.72/x
  3. Step 3: Cross multiply
    2,770.24x = 3,814.20 × 2,349.72
  4. Step 4: Simplify right side
    2,770.24x = 8,962,302.02
  5. Step 5: Solve for x
    x = 8,962,302.02/2,770.24
  6. Step 6: Final answer
    x = 3,235.21

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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.