Home / 6,715.28-10,072.91-2,332.78

Finding the Fourth Proportional to 6,715.28, 10,072.91 and 2,332.78

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Solution

The fourth proportional to 6,715.28, 10,072.91 and 2,332.78 is: 3,499.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,715.28 : 10,072.91 = 2,332.78 : x
  2. Step 2: Convert to fraction form
    6,715.28/10,072.91 = 2,332.78/x
  3. Step 3: Cross multiply
    6,715.28x = 10,072.91 × 2,332.78
  4. Step 4: Simplify right side
    6,715.28x = 23,497,863.64
  5. Step 5: Solve for x
    x = 23,497,863.64/6,715.28
  6. Step 6: Final answer
    x = 3,499.16

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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.