Home / 11,350.98-15,667.79-7,372.67

Finding the Fourth Proportional to 11,350.98, 15,667.79 and 7,372.67

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Solution

The fourth proportional to 11,350.98, 15,667.79 and 7,372.67 is: 10,176.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,350.98 : 15,667.79 = 7,372.67 : x
  2. Step 2: Convert to fraction form
    11,350.98/15,667.79 = 7,372.67/x
  3. Step 3: Cross multiply
    11,350.98x = 15,667.79 × 7,372.67
  4. Step 4: Simplify right side
    11,350.98x = 115,513,330.10
  5. Step 5: Solve for x
    x = 115,513,330.10/11,350.98
  6. Step 6: Final answer
    x = 10,176.51

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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.