Home / 5,256.91-7,885.06-1,969.73

Finding the Fourth Proportional to 5,256.91, 7,885.06 and 1,969.73

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Solution

The fourth proportional to 5,256.91, 7,885.06 and 1,969.73 is: 2,954.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.91 : 7,885.06 = 1,969.73 : x
  2. Step 2: Convert to fraction form
    5,256.91/7,885.06 = 1,969.73/x
  3. Step 3: Cross multiply
    5,256.91x = 7,885.06 × 1,969.73
  4. Step 4: Simplify right side
    5,256.91x = 15,531,424.45
  5. Step 5: Solve for x
    x = 15,531,424.45/5,256.91
  6. Step 6: Final answer
    x = 2,954.48

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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.