Home / 7,008.30-10,512.14-1,743.20

Finding the Fourth Proportional to 7,008.30, 10,512.14 and 1,743.20

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Solution

The fourth proportional to 7,008.30, 10,512.14 and 1,743.20 is: 2,614.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.30 : 10,512.14 = 1,743.20 : x
  2. Step 2: Convert to fraction form
    7,008.30/10,512.14 = 1,743.20/x
  3. Step 3: Cross multiply
    7,008.30x = 10,512.14 × 1,743.20
  4. Step 4: Simplify right side
    7,008.30x = 18,324,709.89
  5. Step 5: Solve for x
    x = 18,324,709.89/7,008.30
  6. Step 6: Final answer
    x = 2,614.72

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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.