Home / 5,236.54-7,218.03-3,973.48

Finding the Fourth Proportional to 5,236.54, 7,218.03 and 3,973.48

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Solution

The fourth proportional to 5,236.54, 7,218.03 and 3,973.48 is: 5,477.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.54 : 7,218.03 = 3,973.48 : x
  2. Step 2: Convert to fraction form
    5,236.54/7,218.03 = 3,973.48/x
  3. Step 3: Cross multiply
    5,236.54x = 7,218.03 × 3,973.48
  4. Step 4: Simplify right side
    5,236.54x = 28,680,697.84
  5. Step 5: Solve for x
    x = 28,680,697.84/5,236.54
  6. Step 6: Final answer
    x = 5,477.03

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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.