Home / 6,538.37-9,023.28-4,020.62

Finding the Fourth Proportional to 6,538.37, 9,023.28 and 4,020.62

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Solution

The fourth proportional to 6,538.37, 9,023.28 and 4,020.62 is: 5,548.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538.37 : 9,023.28 = 4,020.62 : x
  2. Step 2: Convert to fraction form
    6,538.37/9,023.28 = 4,020.62/x
  3. Step 3: Cross multiply
    6,538.37x = 9,023.28 × 4,020.62
  4. Step 4: Simplify right side
    6,538.37x = 36,279,180.03
  5. Step 5: Solve for x
    x = 36,279,180.03/6,538.37
  6. Step 6: Final answer
    x = 5,548.66

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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.