Home / 10,375.02-15,562.13-2,979.45

Finding the Fourth Proportional to 10,375.02, 15,562.13 and 2,979.45

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Solution

The fourth proportional to 10,375.02, 15,562.13 and 2,979.45 is: 4,469.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,375.02 : 15,562.13 = 2,979.45 : x
  2. Step 2: Convert to fraction form
    10,375.02/15,562.13 = 2,979.45/x
  3. Step 3: Cross multiply
    10,375.02x = 15,562.13 × 2,979.45
  4. Step 4: Simplify right side
    10,375.02x = 46,366,573.33
  5. Step 5: Solve for x
    x = 46,366,573.33/10,375.02
  6. Step 6: Final answer
    x = 4,469.06

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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.