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Finding the Fourth Proportional to 7,133.67, 10,700.67 and 2,453.64

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Solution

The fourth proportional to 7,133.67, 10,700.67 and 2,453.64 is: 3,680.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133.67 : 10,700.67 = 2,453.64 : x
  2. Step 2: Convert to fraction form
    7,133.67/10,700.67 = 2,453.64/x
  3. Step 3: Cross multiply
    7,133.67x = 10,700.67 × 2,453.64
  4. Step 4: Simplify right side
    7,133.67x = 26,255,591.94
  5. Step 5: Solve for x
    x = 26,255,591.94/7,133.67
  6. Step 6: Final answer
    x = 3,680.52

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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.