Home / 2,743.56-4,095.45-2,551.30

Finding the Fourth Proportional to 2,743.56, 4,095.45 and 2,551.30

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Solution

The fourth proportional to 2,743.56, 4,095.45 and 2,551.30 is: 3,808.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.56 : 4,095.45 = 2,551.30 : x
  2. Step 2: Convert to fraction form
    2,743.56/4,095.45 = 2,551.30/x
  3. Step 3: Cross multiply
    2,743.56x = 4,095.45 × 2,551.30
  4. Step 4: Simplify right side
    2,743.56x = 10,448,711.35
  5. Step 5: Solve for x
    x = 10,448,711.35/2,743.56
  6. Step 6: Final answer
    x = 3,808.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.