Home / 6,780.20-10,170.18-2,833.58

Finding the Fourth Proportional to 6,780.20, 10,170.18 and 2,833.58

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Solution

The fourth proportional to 6,780.20, 10,170.18 and 2,833.58 is: 4,250.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,780.20 : 10,170.18 = 2,833.58 : x
  2. Step 2: Convert to fraction form
    6,780.20/10,170.18 = 2,833.58/x
  3. Step 3: Cross multiply
    6,780.20x = 10,170.18 × 2,833.58
  4. Step 4: Simplify right side
    6,780.20x = 28,818,018.64
  5. Step 5: Solve for x
    x = 28,818,018.64/6,780.20
  6. Step 6: Final answer
    x = 4,250.32

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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.