Home / 2,769.43-4,153.05-1,013.91

Finding the Fourth Proportional to 2,769.43, 4,153.05 and 1,013.91

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Solution

The fourth proportional to 2,769.43, 4,153.05 and 1,013.91 is: 1,520.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769.43 : 4,153.05 = 1,013.91 : x
  2. Step 2: Convert to fraction form
    2,769.43/4,153.05 = 1,013.91/x
  3. Step 3: Cross multiply
    2,769.43x = 4,153.05 × 1,013.91
  4. Step 4: Simplify right side
    2,769.43x = 4,210,818.93
  5. Step 5: Solve for x
    x = 4,210,818.93/2,769.43
  6. Step 6: Final answer
    x = 1,520.46

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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.