Home / 3,541.50-4,887.11-2,126.03

Finding the Fourth Proportional to 3,541.50, 4,887.11 and 2,126.03

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Solution

The fourth proportional to 3,541.50, 4,887.11 and 2,126.03 is: 2,933.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.50 : 4,887.11 = 2,126.03 : x
  2. Step 2: Convert to fraction form
    3,541.50/4,887.11 = 2,126.03/x
  3. Step 3: Cross multiply
    3,541.50x = 4,887.11 × 2,126.03
  4. Step 4: Simplify right side
    3,541.50x = 10,390,118.04
  5. Step 5: Solve for x
    x = 10,390,118.04/3,541.50
  6. Step 6: Final answer
    x = 2,933.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.