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Finding the Fourth Proportional to 10,797.60, 14,899.04 and 6,080.97

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Solution

The fourth proportional to 10,797.60, 14,899.04 and 6,080.97 is: 8,390.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,797.60 : 14,899.04 = 6,080.97 : x
  2. Step 2: Convert to fraction form
    10,797.60/14,899.04 = 6,080.97/x
  3. Step 3: Cross multiply
    10,797.60x = 14,899.04 × 6,080.97
  4. Step 4: Simplify right side
    10,797.60x = 90,600,663.54
  5. Step 5: Solve for x
    x = 90,600,663.54/10,797.60
  6. Step 6: Final answer
    x = 8,390.81

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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.