Home / 7,072.89-10,600.32-2,908.14

Finding the Fourth Proportional to 7,072.89, 10,600.32 and 2,908.14

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Solution

The fourth proportional to 7,072.89, 10,600.32 and 2,908.14 is: 4,358.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,072.89 : 10,600.32 = 2,908.14 : x
  2. Step 2: Convert to fraction form
    7,072.89/10,600.32 = 2,908.14/x
  3. Step 3: Cross multiply
    7,072.89x = 10,600.32 × 2,908.14
  4. Step 4: Simplify right side
    7,072.89x = 30,827,214.60
  5. Step 5: Solve for x
    x = 30,827,214.60/7,072.89
  6. Step 6: Final answer
    x = 4,358.50

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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.