Home / 2,393.12-3,584.82-2,085.32

Finding the Fourth Proportional to 2,393.12, 3,584.82 and 2,085.32

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Solution

The fourth proportional to 2,393.12, 3,584.82 and 2,085.32 is: 3,123.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.12 : 3,584.82 = 2,085.32 : x
  2. Step 2: Convert to fraction form
    2,393.12/3,584.82 = 2,085.32/x
  3. Step 3: Cross multiply
    2,393.12x = 3,584.82 × 2,085.32
  4. Step 4: Simplify right side
    2,393.12x = 7,475,496.84
  5. Step 5: Solve for x
    x = 7,475,496.84/2,393.12
  6. Step 6: Final answer
    x = 3,123.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.