Home / 2,548.28-3,516.66-1,429.46

Finding the Fourth Proportional to 2,548.28, 3,516.66 and 1,429.46

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Solution

The fourth proportional to 2,548.28, 3,516.66 and 1,429.46 is: 1,972.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548.28 : 3,516.66 = 1,429.46 : x
  2. Step 2: Convert to fraction form
    2,548.28/3,516.66 = 1,429.46/x
  3. Step 3: Cross multiply
    2,548.28x = 3,516.66 × 1,429.46
  4. Step 4: Simplify right side
    2,548.28x = 5,026,924.80
  5. Step 5: Solve for x
    x = 5,026,924.80/2,548.28
  6. Step 6: Final answer
    x = 1,972.67

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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.