Home / 11,509.02-17,250.98-4,939.11

Finding the Fourth Proportional to 11,509.02, 17,250.98 and 4,939.11

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Solution

The fourth proportional to 11,509.02, 17,250.98 and 4,939.11 is: 7,403.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,509.02 : 17,250.98 = 4,939.11 : x
  2. Step 2: Convert to fraction form
    11,509.02/17,250.98 = 4,939.11/x
  3. Step 3: Cross multiply
    11,509.02x = 17,250.98 × 4,939.11
  4. Step 4: Simplify right side
    11,509.02x = 85,204,463.13
  5. Step 5: Solve for x
    x = 85,204,463.13/11,509.02
  6. Step 6: Final answer
    x = 7,403.28

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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.