Home / 5,052.78-6,971.67-2,956.50

Finding the Fourth Proportional to 5,052.78, 6,971.67 and 2,956.50

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Solution

The fourth proportional to 5,052.78, 6,971.67 and 2,956.50 is: 4,079.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,052.78 : 6,971.67 = 2,956.50 : x
  2. Step 2: Convert to fraction form
    5,052.78/6,971.67 = 2,956.50/x
  3. Step 3: Cross multiply
    5,052.78x = 6,971.67 × 2,956.50
  4. Step 4: Simplify right side
    5,052.78x = 20,611,742.36
  5. Step 5: Solve for x
    x = 20,611,742.36/5,052.78
  6. Step 6: Final answer
    x = 4,079.29

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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.