Home / 6,212.22-8,572.47-3,853.50

Finding the Fourth Proportional to 6,212.22, 8,572.47 and 3,853.50

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Solution

The fourth proportional to 6,212.22, 8,572.47 and 3,853.50 is: 5,317.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.22 : 8,572.47 = 3,853.50 : x
  2. Step 2: Convert to fraction form
    6,212.22/8,572.47 = 3,853.50/x
  3. Step 3: Cross multiply
    6,212.22x = 8,572.47 × 3,853.50
  4. Step 4: Simplify right side
    6,212.22x = 33,034,013.15
  5. Step 5: Solve for x
    x = 33,034,013.15/6,212.22
  6. Step 6: Final answer
    x = 5,317.59

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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.