Home / 3,587.56-4,950.90-1,972.54

Finding the Fourth Proportional to 3,587.56, 4,950.90 and 1,972.54

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Solution

The fourth proportional to 3,587.56, 4,950.90 and 1,972.54 is: 2,722.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.56 : 4,950.90 = 1,972.54 : x
  2. Step 2: Convert to fraction form
    3,587.56/4,950.90 = 1,972.54/x
  3. Step 3: Cross multiply
    3,587.56x = 4,950.90 × 1,972.54
  4. Step 4: Simplify right side
    3,587.56x = 9,765,848.95
  5. Step 5: Solve for x
    x = 9,765,848.95/3,587.56
  6. Step 6: Final answer
    x = 2,722.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.