Home / 7,385.60-11,078.22-3,001.97

Finding the Fourth Proportional to 7,385.60, 11,078.22 and 3,001.97

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Solution

The fourth proportional to 7,385.60, 11,078.22 and 3,001.97 is: 4,502.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.60 : 11,078.22 = 3,001.97 : x
  2. Step 2: Convert to fraction form
    7,385.60/11,078.22 = 3,001.97/x
  3. Step 3: Cross multiply
    7,385.60x = 11,078.22 × 3,001.97
  4. Step 4: Simplify right side
    7,385.60x = 33,256,484.09
  5. Step 5: Solve for x
    x = 33,256,484.09/7,385.60
  6. Step 6: Final answer
    x = 4,502.88

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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.