Home / 8,127.05-11,214.20-4,541.86

Finding the Fourth Proportional to 8,127.05, 11,214.20 and 4,541.86

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Solution

The fourth proportional to 8,127.05, 11,214.20 and 4,541.86 is: 6,267.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127.05 : 11,214.20 = 4,541.86 : x
  2. Step 2: Convert to fraction form
    8,127.05/11,214.20 = 4,541.86/x
  3. Step 3: Cross multiply
    8,127.05x = 11,214.20 × 4,541.86
  4. Step 4: Simplify right side
    8,127.05x = 50,933,247.63
  5. Step 5: Solve for x
    x = 50,933,247.63/8,127.05
  6. Step 6: Final answer
    x = 6,267.13

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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.