Home / 7,688.22-11,532.33-5,935.78

Finding the Fourth Proportional to 7,688.22, 11,532.33 and 5,935.78

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Solution

The fourth proportional to 7,688.22, 11,532.33 and 5,935.78 is: 8,903.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.22 : 11,532.33 = 5,935.78 : x
  2. Step 2: Convert to fraction form
    7,688.22/11,532.33 = 5,935.78/x
  3. Step 3: Cross multiply
    7,688.22x = 11,532.33 × 5,935.78
  4. Step 4: Simplify right side
    7,688.22x = 68,453,344.94
  5. Step 5: Solve for x
    x = 68,453,344.94/7,688.22
  6. Step 6: Final answer
    x = 8,903.66

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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.