Home / 5,550.01-8,315.42-2,945.05

Finding the Fourth Proportional to 5,550.01, 8,315.42 and 2,945.05

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Solution

The fourth proportional to 5,550.01, 8,315.42 and 2,945.05 is: 4,412.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,550.01 : 8,315.42 = 2,945.05 : x
  2. Step 2: Convert to fraction form
    5,550.01/8,315.42 = 2,945.05/x
  3. Step 3: Cross multiply
    5,550.01x = 8,315.42 × 2,945.05
  4. Step 4: Simplify right side
    5,550.01x = 24,489,312.95
  5. Step 5: Solve for x
    x = 24,489,312.95/5,550.01
  6. Step 6: Final answer
    x = 4,412.48

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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.