Home / 5,323.91-7,987.41-2,203.34

Finding the Fourth Proportional to 5,323.91, 7,987.41 and 2,203.34

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Solution

The fourth proportional to 5,323.91, 7,987.41 and 2,203.34 is: 3,305.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323.91 : 7,987.41 = 2,203.34 : x
  2. Step 2: Convert to fraction form
    5,323.91/7,987.41 = 2,203.34/x
  3. Step 3: Cross multiply
    5,323.91x = 7,987.41 × 2,203.34
  4. Step 4: Simplify right side
    5,323.91x = 17,598,999.92
  5. Step 5: Solve for x
    x = 17,598,999.92/5,323.91
  6. Step 6: Final answer
    x = 3,305.65

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1.5x scale

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.