Home / 2,746.14-3,789.30-1,551.08

Finding the Fourth Proportional to 2,746.14, 3,789.30 and 1,551.08

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Solution

The fourth proportional to 2,746.14, 3,789.30 and 1,551.08 is: 2,140.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.14 : 3,789.30 = 1,551.08 : x
  2. Step 2: Convert to fraction form
    2,746.14/3,789.30 = 1,551.08/x
  3. Step 3: Cross multiply
    2,746.14x = 3,789.30 × 1,551.08
  4. Step 4: Simplify right side
    2,746.14x = 5,877,507.44
  5. Step 5: Solve for x
    x = 5,877,507.44/2,746.14
  6. Step 6: Final answer
    x = 2,140.28

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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.