Home / 6,822.60-10,231.20-2,437.80

Finding the Fourth Proportional to 6,822.60, 10,231.20 and 2,437.80

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Solution

The fourth proportional to 6,822.60, 10,231.20 and 2,437.80 is: 3,655.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822.60 : 10,231.20 = 2,437.80 : x
  2. Step 2: Convert to fraction form
    6,822.60/10,231.20 = 2,437.80/x
  3. Step 3: Cross multiply
    6,822.60x = 10,231.20 × 2,437.80
  4. Step 4: Simplify right side
    6,822.60x = 24,941,619.36
  5. Step 5: Solve for x
    x = 24,941,619.36/6,822.60
  6. Step 6: Final answer
    x = 3,655.74

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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.