Home / 4,232.60-6,340.80-2,499.20

Finding the Fourth Proportional to 4,232.60, 6,340.80 and 2,499.20

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Solution

The fourth proportional to 4,232.60, 6,340.80 and 2,499.20 is: 3,744.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,232.60 : 6,340.80 = 2,499.20 : x
  2. Step 2: Convert to fraction form
    4,232.60/6,340.80 = 2,499.20/x
  3. Step 3: Cross multiply
    4,232.60x = 6,340.80 × 2,499.20
  4. Step 4: Simplify right side
    4,232.60x = 15,846,927.36
  5. Step 5: Solve for x
    x = 15,846,927.36/4,232.60
  6. Step 6: Final answer
    x = 3,744.02

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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.