Home / 7,372.86-11,051.40-3,667.11

Finding the Fourth Proportional to 7,372.86, 11,051.40 and 3,667.11

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Solution

The fourth proportional to 7,372.86, 11,051.40 and 3,667.11 is: 5,496.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.86 : 11,051.40 = 3,667.11 : x
  2. Step 2: Convert to fraction form
    7,372.86/11,051.40 = 3,667.11/x
  3. Step 3: Cross multiply
    7,372.86x = 11,051.40 × 3,667.11
  4. Step 4: Simplify right side
    7,372.86x = 40,526,681.12
  5. Step 5: Solve for x
    x = 40,526,681.12/7,372.86
  6. Step 6: Final answer
    x = 5,496.74

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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.