Home / 5,076.05-7,615.29-1,956.44

Finding the Fourth Proportional to 5,076.05, 7,615.29 and 1,956.44

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Solution

The fourth proportional to 5,076.05, 7,615.29 and 1,956.44 is: 2,935.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.05 : 7,615.29 = 1,956.44 : x
  2. Step 2: Convert to fraction form
    5,076.05/7,615.29 = 1,956.44/x
  3. Step 3: Cross multiply
    5,076.05x = 7,615.29 × 1,956.44
  4. Step 4: Simplify right side
    5,076.05x = 14,898,884.34
  5. Step 5: Solve for x
    x = 14,898,884.34/5,076.05
  6. Step 6: Final answer
    x = 2,935.14

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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.