Home / 7,385.56-11,078.34-3,001.99

Finding the Fourth Proportional to 7,385.56, 11,078.34 and 3,001.99

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Solution

The fourth proportional to 7,385.56, 11,078.34 and 3,001.99 is: 4,502.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.56 : 11,078.34 = 3,001.99 : x
  2. Step 2: Convert to fraction form
    7,385.56/11,078.34 = 3,001.99/x
  3. Step 3: Cross multiply
    7,385.56x = 11,078.34 × 3,001.99
  4. Step 4: Simplify right side
    7,385.56x = 33,257,065.90
  5. Step 5: Solve for x
    x = 33,257,065.90/7,385.56
  6. Step 6: Final answer
    x = 4,502.99

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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.