Home / 4,111.66-5,675.16-2,538.84

Finding the Fourth Proportional to 4,111.66, 5,675.16 and 2,538.84

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Solution

The fourth proportional to 4,111.66, 5,675.16 and 2,538.84 is: 3,504.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111.66 : 5,675.16 = 2,538.84 : x
  2. Step 2: Convert to fraction form
    4,111.66/5,675.16 = 2,538.84/x
  3. Step 3: Cross multiply
    4,111.66x = 5,675.16 × 2,538.84
  4. Step 4: Simplify right side
    4,111.66x = 14,408,354.02
  5. Step 5: Solve for x
    x = 14,408,354.02/4,111.66
  6. Step 6: Final answer
    x = 3,504.27

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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.