Home / 9,111.38-13,667.12-2,537.58

Finding the Fourth Proportional to 9,111.38, 13,667.12 and 2,537.58

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Solution

The fourth proportional to 9,111.38, 13,667.12 and 2,537.58 is: 3,806.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,111.38 : 13,667.12 = 2,537.58 : x
  2. Step 2: Convert to fraction form
    9,111.38/13,667.12 = 2,537.58/x
  3. Step 3: Cross multiply
    9,111.38x = 13,667.12 × 2,537.58
  4. Step 4: Simplify right side
    9,111.38x = 34,681,410.37
  5. Step 5: Solve for x
    x = 34,681,410.37/9,111.38
  6. Step 6: Final answer
    x = 3,806.38

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1.5x scale

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.