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Finding the Fourth Proportional to 7,597.77, 11,401.79 and 5,719.69

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Solution

The fourth proportional to 7,597.77, 11,401.79 and 5,719.69 is: 8,583.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,597.77 : 11,401.79 = 5,719.69 : x
  2. Step 2: Convert to fraction form
    7,597.77/11,401.79 = 5,719.69/x
  3. Step 3: Cross multiply
    7,597.77x = 11,401.79 × 5,719.69
  4. Step 4: Simplify right side
    7,597.77x = 65,214,673.92
  5. Step 5: Solve for x
    x = 65,214,673.92/7,597.77
  6. Step 6: Final answer
    x = 8,583.39

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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.