Home / 6,768.56-10,154.57-2,818.51

Finding the Fourth Proportional to 6,768.56, 10,154.57 and 2,818.51

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Solution

The fourth proportional to 6,768.56, 10,154.57 and 2,818.51 is: 4,228.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768.56 : 10,154.57 = 2,818.51 : x
  2. Step 2: Convert to fraction form
    6,768.56/10,154.57 = 2,818.51/x
  3. Step 3: Cross multiply
    6,768.56x = 10,154.57 × 2,818.51
  4. Step 4: Simplify right side
    6,768.56x = 28,620,757.09
  5. Step 5: Solve for x
    x = 28,620,757.09/6,768.56
  6. Step 6: Final answer
    x = 4,228.49

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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.