Home / 5,078.89-7,614.76-1,956.27

Finding the Fourth Proportional to 5,078.89, 7,614.76 and 1,956.27

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Solution

The fourth proportional to 5,078.89, 7,614.76 and 1,956.27 is: 2,933.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078.89 : 7,614.76 = 1,956.27 : x
  2. Step 2: Convert to fraction form
    5,078.89/7,614.76 = 1,956.27/x
  3. Step 3: Cross multiply
    5,078.89x = 7,614.76 × 1,956.27
  4. Step 4: Simplify right side
    5,078.89x = 14,896,526.55
  5. Step 5: Solve for x
    x = 14,896,526.55/5,078.89
  6. Step 6: Final answer
    x = 2,933.03

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1.5x scale

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.