Home / 5,039.96-6,954.59-2,801.49

Finding the Fourth Proportional to 5,039.96, 6,954.59 and 2,801.49

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Solution

The fourth proportional to 5,039.96, 6,954.59 and 2,801.49 is: 3,865.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.96 : 6,954.59 = 2,801.49 : x
  2. Step 2: Convert to fraction form
    5,039.96/6,954.59 = 2,801.49/x
  3. Step 3: Cross multiply
    5,039.96x = 6,954.59 × 2,801.49
  4. Step 4: Simplify right side
    5,039.96x = 19,483,195.26
  5. Step 5: Solve for x
    x = 19,483,195.26/5,039.96
  6. Step 6: Final answer
    x = 3,865.75

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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.