Home / 7,688.97-11,467.81-6,526.62

Finding the Fourth Proportional to 7,688.97, 11,467.81 and 6,526.62

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Solution

The fourth proportional to 7,688.97, 11,467.81 and 6,526.62 is: 9,734.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.97 : 11,467.81 = 6,526.62 : x
  2. Step 2: Convert to fraction form
    7,688.97/11,467.81 = 6,526.62/x
  3. Step 3: Cross multiply
    7,688.97x = 11,467.81 × 6,526.62
  4. Step 4: Simplify right side
    7,688.97x = 74,846,021.79
  5. Step 5: Solve for x
    x = 74,846,021.79/7,688.97
  6. Step 6: Final answer
    x = 9,734.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.