Home / 6,212.14-8,572.77-3,559.50

Finding the Fourth Proportional to 6,212.14, 8,572.77 and 3,559.50

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Solution

The fourth proportional to 6,212.14, 8,572.77 and 3,559.50 is: 4,912.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.14 : 8,572.77 = 3,559.50 : x
  2. Step 2: Convert to fraction form
    6,212.14/8,572.77 = 3,559.50/x
  3. Step 3: Cross multiply
    6,212.14x = 8,572.77 × 3,559.50
  4. Step 4: Simplify right side
    6,212.14x = 30,514,774.82
  5. Step 5: Solve for x
    x = 30,514,774.82/6,212.14
  6. Step 6: Final answer
    x = 4,912.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.