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Finding the Fourth Proportional to 6,563.52, 9,053.28 and 5,234.88

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Solution

The fourth proportional to 6,563.52, 9,053.28 and 5,234.88 is: 7,220.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,563.52 : 9,053.28 = 5,234.88 : x
  2. Step 2: Convert to fraction form
    6,563.52/9,053.28 = 5,234.88/x
  3. Step 3: Cross multiply
    6,563.52x = 9,053.28 × 5,234.88
  4. Step 4: Simplify right side
    6,563.52x = 47,392,834.41
  5. Step 5: Solve for x
    x = 47,392,834.41/6,563.52
  6. Step 6: Final answer
    x = 7,220.64

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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.