Home / 9,111.41-13,667.12-2,537.77

Finding the Fourth Proportional to 9,111.41, 13,667.12 and 2,537.77

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Solution

The fourth proportional to 9,111.41, 13,667.12 and 2,537.77 is: 3,806.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,111.41 : 13,667.12 = 2,537.77 : x
  2. Step 2: Convert to fraction form
    9,111.41/13,667.12 = 2,537.77/x
  3. Step 3: Cross multiply
    9,111.41x = 13,667.12 × 2,537.77
  4. Step 4: Simplify right side
    9,111.41x = 34,683,926.10
  5. Step 5: Solve for x
    x = 34,683,926.10/9,111.41
  6. Step 6: Final answer
    x = 3,806.65

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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.