Home / 10,717.03-16,074.40-2,820.34

Finding the Fourth Proportional to 10,717.03, 16,074.40 and 2,820.34

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Solution

The fourth proportional to 10,717.03, 16,074.40 and 2,820.34 is: 4,230.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,717.03 : 16,074.40 = 2,820.34 : x
  2. Step 2: Convert to fraction form
    10,717.03/16,074.40 = 2,820.34/x
  3. Step 3: Cross multiply
    10,717.03x = 16,074.40 × 2,820.34
  4. Step 4: Simplify right side
    10,717.03x = 45,335,273.30
  5. Step 5: Solve for x
    x = 45,335,273.30/10,717.03
  6. Step 6: Final answer
    x = 4,230.21

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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.