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Finding the Fourth Proportional to 7,597.79, 11,401.78 and 2,667.45

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Solution

The fourth proportional to 7,597.79, 11,401.78 and 2,667.45 is: 4,002.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,597.79 : 11,401.78 = 2,667.45 : x
  2. Step 2: Convert to fraction form
    7,597.79/11,401.78 = 2,667.45/x
  3. Step 3: Cross multiply
    7,597.79x = 11,401.78 × 2,667.45
  4. Step 4: Simplify right side
    7,597.79x = 30,413,633.64
  5. Step 5: Solve for x
    x = 30,413,633.64/7,597.79
  6. Step 6: Final answer
    x = 4,002.96

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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.