Home / 6,619.02-9,932.40-2,672.18

Finding the Fourth Proportional to 6,619.02, 9,932.40 and 2,672.18

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Solution

The fourth proportional to 6,619.02, 9,932.40 and 2,672.18 is: 4,009.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619.02 : 9,932.40 = 2,672.18 : x
  2. Step 2: Convert to fraction form
    6,619.02/9,932.40 = 2,672.18/x
  3. Step 3: Cross multiply
    6,619.02x = 9,932.40 × 2,672.18
  4. Step 4: Simplify right side
    6,619.02x = 26,541,110.97
  5. Step 5: Solve for x
    x = 26,541,110.97/6,619.02
  6. Step 6: Final answer
    x = 4,009.82

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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.