Home / 8,126.76-11,214.79-4,541.77

Finding the Fourth Proportional to 8,126.76, 11,214.79 and 4,541.77

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Solution

The fourth proportional to 8,126.76, 11,214.79 and 4,541.77 is: 6,267.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,126.76 : 11,214.79 = 4,541.77 : x
  2. Step 2: Convert to fraction form
    8,126.76/11,214.79 = 4,541.77/x
  3. Step 3: Cross multiply
    8,126.76x = 11,214.79 × 4,541.77
  4. Step 4: Simplify right side
    8,126.76x = 50,934,999.44
  5. Step 5: Solve for x
    x = 50,934,999.44/8,126.76
  6. Step 6: Final answer
    x = 6,267.56

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1.5x scale

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.