Home / 2,769.63-3,827.55-2,474.38

Finding the Fourth Proportional to 2,769.63, 3,827.55 and 2,474.38

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Solution

The fourth proportional to 2,769.63, 3,827.55 and 2,474.38 is: 3,419.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769.63 : 3,827.55 = 2,474.38 : x
  2. Step 2: Convert to fraction form
    2,769.63/3,827.55 = 2,474.38/x
  3. Step 3: Cross multiply
    2,769.63x = 3,827.55 × 2,474.38
  4. Step 4: Simplify right side
    2,769.63x = 9,470,813.17
  5. Step 5: Solve for x
    x = 9,470,813.17/2,769.63
  6. Step 6: Final answer
    x = 3,419.52

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1.5x scale

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.