Home / 5,052.72-7,577.64-1,974

Finding the Fourth Proportional to 5,052.72, 7,577.64 and 1,974

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Solution

The fourth proportional to 5,052.72, 7,577.64 and 1,974 is: 2,960.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,052.72 : 7,577.64 = 1,974 : x
  2. Step 2: Convert to fraction form
    5,052.72/7,577.64 = 1,974/x
  3. Step 3: Cross multiply
    5,052.72x = 7,577.64 × 1,974
  4. Step 4: Simplify right side
    5,052.72x = 14,958,261.36
  5. Step 5: Solve for x
    x = 14,958,261.36/5,052.72
  6. Step 6: Final answer
    x = 2,960.44

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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.