Home / 5,538.57-8,291.44-3,340.63

Finding the Fourth Proportional to 5,538.57, 8,291.44 and 3,340.63

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Solution

The fourth proportional to 5,538.57, 8,291.44 and 3,340.63 is: 5,001.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.57 : 8,291.44 = 3,340.63 : x
  2. Step 2: Convert to fraction form
    5,538.57/8,291.44 = 3,340.63/x
  3. Step 3: Cross multiply
    5,538.57x = 8,291.44 × 3,340.63
  4. Step 4: Simplify right side
    5,538.57x = 27,698,633.21
  5. Step 5: Solve for x
    x = 27,698,633.21/5,538.57
  6. Step 6: Final answer
    x = 5,001.04

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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.