Home / 3,712.96-5,567.64-1,956.08

Finding the Fourth Proportional to 3,712.96, 5,567.64 and 1,956.08

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Solution

The fourth proportional to 3,712.96, 5,567.64 and 1,956.08 is: 2,933.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.96 : 5,567.64 = 1,956.08 : x
  2. Step 2: Convert to fraction form
    3,712.96/5,567.64 = 1,956.08/x
  3. Step 3: Cross multiply
    3,712.96x = 5,567.64 × 1,956.08
  4. Step 4: Simplify right side
    3,712.96x = 10,890,749.25
  5. Step 5: Solve for x
    x = 10,890,749.25/3,712.96
  6. Step 6: Final answer
    x = 2,933.17

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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.