Home / 2,769.30-4,153.49-1,516.81

Finding the Fourth Proportional to 2,769.30, 4,153.49 and 1,516.81

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Solution

The fourth proportional to 2,769.30, 4,153.49 and 1,516.81 is: 2,274.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769.30 : 4,153.49 = 1,516.81 : x
  2. Step 2: Convert to fraction form
    2,769.30/4,153.49 = 1,516.81/x
  3. Step 3: Cross multiply
    2,769.30x = 4,153.49 × 1,516.81
  4. Step 4: Simplify right side
    2,769.30x = 6,300,055.17
  5. Step 5: Solve for x
    x = 6,300,055.17/2,769.30
  6. Step 6: Final answer
    x = 2,274.96

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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.