Home / 7,331.46-10,989.22-2,397.50

Finding the Fourth Proportional to 7,331.46, 10,989.22 and 2,397.50

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Solution

The fourth proportional to 7,331.46, 10,989.22 and 2,397.50 is: 3,593.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.46 : 10,989.22 = 2,397.50 : x
  2. Step 2: Convert to fraction form
    7,331.46/10,989.22 = 2,397.50/x
  3. Step 3: Cross multiply
    7,331.46x = 10,989.22 × 2,397.50
  4. Step 4: Simplify right side
    7,331.46x = 26,346,639.72
  5. Step 5: Solve for x
    x = 26,346,639.72/7,331.46
  6. Step 6: Final answer
    x = 3,593.64

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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.