Home / 4,481.36-6,187.05-2,888.58

Finding the Fourth Proportional to 4,481.36, 6,187.05 and 2,888.58

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Solution

The fourth proportional to 4,481.36, 6,187.05 and 2,888.58 is: 3,988.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.36 : 6,187.05 = 2,888.58 : x
  2. Step 2: Convert to fraction form
    4,481.36/6,187.05 = 2,888.58/x
  3. Step 3: Cross multiply
    4,481.36x = 6,187.05 × 2,888.58
  4. Step 4: Simplify right side
    4,481.36x = 17,871,777.29
  5. Step 5: Solve for x
    x = 17,871,777.29/4,481.36
  6. Step 6: Final answer
    x = 3,988.02

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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.