Home / 3,587.36-5,387.20-2,203.52

Finding the Fourth Proportional to 3,587.36, 5,387.20 and 2,203.52

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Solution

The fourth proportional to 3,587.36, 5,387.20 and 2,203.52 is: 3,309.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.36 : 5,387.20 = 2,203.52 : x
  2. Step 2: Convert to fraction form
    3,587.36/5,387.20 = 2,203.52/x
  3. Step 3: Cross multiply
    3,587.36x = 5,387.20 × 2,203.52
  4. Step 4: Simplify right side
    3,587.36x = 11,870,802.94
  5. Step 5: Solve for x
    x = 11,870,802.94/3,587.36
  6. Step 6: Final answer
    x = 3,309.06

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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.