Home / 2,725.85-4,088.75-1,164.53

Finding the Fourth Proportional to 2,725.85, 4,088.75 and 1,164.53

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Solution

The fourth proportional to 2,725.85, 4,088.75 and 1,164.53 is: 1,746.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725.85 : 4,088.75 = 1,164.53 : x
  2. Step 2: Convert to fraction form
    2,725.85/4,088.75 = 1,164.53/x
  3. Step 3: Cross multiply
    2,725.85x = 4,088.75 × 1,164.53
  4. Step 4: Simplify right side
    2,725.85x = 4,761,448.68
  5. Step 5: Solve for x
    x = 4,761,448.68/2,725.85
  6. Step 6: Final answer
    x = 1,746.78

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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.