Home / 2,343.27-3,237.99-2,229.40

Finding the Fourth Proportional to 2,343.27, 3,237.99 and 2,229.40

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Solution

The fourth proportional to 2,343.27, 3,237.99 and 2,229.40 is: 3,080.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,343.27 : 3,237.99 = 2,229.40 : x
  2. Step 2: Convert to fraction form
    2,343.27/3,237.99 = 2,229.40/x
  3. Step 3: Cross multiply
    2,343.27x = 3,237.99 × 2,229.40
  4. Step 4: Simplify right side
    2,343.27x = 7,218,774.91
  5. Step 5: Solve for x
    x = 7,218,774.91/2,343.27
  6. Step 6: Final answer
    x = 3,080.64

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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.