Home / 6,756.17-10,134.63-2,807.83

Finding the Fourth Proportional to 6,756.17, 10,134.63 and 2,807.83

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Solution

The fourth proportional to 6,756.17, 10,134.63 and 2,807.83 is: 4,211.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,756.17 : 10,134.63 = 2,807.83 : x
  2. Step 2: Convert to fraction form
    6,756.17/10,134.63 = 2,807.83/x
  3. Step 3: Cross multiply
    6,756.17x = 10,134.63 × 2,807.83
  4. Step 4: Simplify right side
    6,756.17x = 28,456,313.39
  5. Step 5: Solve for x
    x = 28,456,313.39/6,756.17
  6. Step 6: Final answer
    x = 4,211.90

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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.