Home / 7,023.20-10,534.84-1,829.12

Finding the Fourth Proportional to 7,023.20, 10,534.84 and 1,829.12

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Solution

The fourth proportional to 7,023.20, 10,534.84 and 1,829.12 is: 2,743.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,023.20 : 10,534.84 = 1,829.12 : x
  2. Step 2: Convert to fraction form
    7,023.20/10,534.84 = 1,829.12/x
  3. Step 3: Cross multiply
    7,023.20x = 10,534.84 × 1,829.12
  4. Step 4: Simplify right side
    7,023.20x = 19,269,486.54
  5. Step 5: Solve for x
    x = 19,269,486.54/7,023.20
  6. Step 6: Final answer
    x = 2,743.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.