Home / 2,814.12-4,240.23-2,337.84

Finding the Fourth Proportional to 2,814.12, 4,240.23 and 2,337.84

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Solution

The fourth proportional to 2,814.12, 4,240.23 and 2,337.84 is: 3,522.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.12 : 4,240.23 = 2,337.84 : x
  2. Step 2: Convert to fraction form
    2,814.12/4,240.23 = 2,337.84/x
  3. Step 3: Cross multiply
    2,814.12x = 4,240.23 × 2,337.84
  4. Step 4: Simplify right side
    2,814.12x = 9,912,979.30
  5. Step 5: Solve for x
    x = 9,912,979.30/2,814.12
  6. Step 6: Final answer
    x = 3,522.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.