Home / 5,055.44-7,581.09-2,979.59

Finding the Fourth Proportional to 5,055.44, 7,581.09 and 2,979.59

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Solution

The fourth proportional to 5,055.44, 7,581.09 and 2,979.59 is: 4,468.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.44 : 7,581.09 = 2,979.59 : x
  2. Step 2: Convert to fraction form
    5,055.44/7,581.09 = 2,979.59/x
  3. Step 3: Cross multiply
    5,055.44x = 7,581.09 × 2,979.59
  4. Step 4: Simplify right side
    5,055.44x = 22,588,539.95
  5. Step 5: Solve for x
    x = 22,588,539.95/5,055.44
  6. Step 6: Final answer
    x = 4,468.16

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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.