Home / 2,364.45-3,239.33-2,275.80

Finding the Fourth Proportional to 2,364.45, 3,239.33 and 2,275.80

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Solution

The fourth proportional to 2,364.45, 3,239.33 and 2,275.80 is: 3,117.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,364.45 : 3,239.33 = 2,275.80 : x
  2. Step 2: Convert to fraction form
    2,364.45/3,239.33 = 2,275.80/x
  3. Step 3: Cross multiply
    2,364.45x = 3,239.33 × 2,275.80
  4. Step 4: Simplify right side
    2,364.45x = 7,372,067.21
  5. Step 5: Solve for x
    x = 7,372,067.21/2,364.45
  6. Step 6: Final answer
    x = 3,117.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.