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Finding the Fourth Proportional to 6,453.24, 9,660.42 and 4,723.08

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Solution

The fourth proportional to 6,453.24, 9,660.42 and 4,723.08 is: 7,070.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,453.24 : 9,660.42 = 4,723.08 : x
  2. Step 2: Convert to fraction form
    6,453.24/9,660.42 = 4,723.08/x
  3. Step 3: Cross multiply
    6,453.24x = 9,660.42 × 4,723.08
  4. Step 4: Simplify right side
    6,453.24x = 45,626,936.49
  5. Step 5: Solve for x
    x = 45,626,936.49/6,453.24
  6. Step 6: Final answer
    x = 7,070.39

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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.