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Finding the Fourth Proportional to 7,073.61, 10,606.77 and 4,855.83

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Solution

The fourth proportional to 7,073.61, 10,606.77 and 4,855.83 is: 7,281.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073.61 : 10,606.77 = 4,855.83 : x
  2. Step 2: Convert to fraction form
    7,073.61/10,606.77 = 4,855.83/x
  3. Step 3: Cross multiply
    7,073.61x = 10,606.77 × 4,855.83
  4. Step 4: Simplify right side
    7,073.61x = 51,504,671.97
  5. Step 5: Solve for x
    x = 51,504,671.97/7,073.61
  6. Step 6: Final answer
    x = 7,281.24

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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.