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Finding the Fourth Proportional to 6,491.52, 8,952.48 and 5,163.04

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Solution

The fourth proportional to 6,491.52, 8,952.48 and 5,163.04 is: 7,120.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,491.52 : 8,952.48 = 5,163.04 : x
  2. Step 2: Convert to fraction form
    6,491.52/8,952.48 = 5,163.04/x
  3. Step 3: Cross multiply
    6,491.52x = 8,952.48 × 5,163.04
  4. Step 4: Simplify right side
    6,491.52x = 46,222,012.34
  5. Step 5: Solve for x
    x = 46,222,012.34/6,491.52
  6. Step 6: Final answer
    x = 7,120.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.