Home / 7,256.82-10,887.94-4,134.90

Finding the Fourth Proportional to 7,256.82, 10,887.94 and 4,134.90

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Solution

The fourth proportional to 7,256.82, 10,887.94 and 4,134.90 is: 6,203.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256.82 : 10,887.94 = 4,134.90 : x
  2. Step 2: Convert to fraction form
    7,256.82/10,887.94 = 4,134.90/x
  3. Step 3: Cross multiply
    7,256.82x = 10,887.94 × 4,134.90
  4. Step 4: Simplify right side
    7,256.82x = 45,020,543.11
  5. Step 5: Solve for x
    x = 45,020,543.11/7,256.82
  6. Step 6: Final answer
    x = 6,203.89

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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.