Home / 3,587.49-5,388.62-2,356.65

Finding the Fourth Proportional to 3,587.49, 5,388.62 and 2,356.65

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Solution

The fourth proportional to 3,587.49, 5,388.62 and 2,356.65 is: 3,539.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.49 : 5,388.62 = 2,356.65 : x
  2. Step 2: Convert to fraction form
    3,587.49/5,388.62 = 2,356.65/x
  3. Step 3: Cross multiply
    3,587.49x = 5,388.62 × 2,356.65
  4. Step 4: Simplify right side
    3,587.49x = 12,699,079.54
  5. Step 5: Solve for x
    x = 12,699,079.54/3,587.49
  6. Step 6: Final answer
    x = 3,539.82

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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.