Home / 5,223.96-7,212.44-3,236.63

Finding the Fourth Proportional to 5,223.96, 7,212.44 and 3,236.63

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Solution

The fourth proportional to 5,223.96, 7,212.44 and 3,236.63 is: 4,468.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.96 : 7,212.44 = 3,236.63 : x
  2. Step 2: Convert to fraction form
    5,223.96/7,212.44 = 3,236.63/x
  3. Step 3: Cross multiply
    5,223.96x = 7,212.44 × 3,236.63
  4. Step 4: Simplify right side
    5,223.96x = 23,343,971.71
  5. Step 5: Solve for x
    x = 23,343,971.71/5,223.96
  6. Step 6: Final answer
    x = 4,468.64

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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.