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Finding the Fourth Proportional to 8,035.76, 12,048.48 and 3,867.48

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Solution

The fourth proportional to 8,035.76, 12,048.48 and 3,867.48 is: 5,798.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,035.76 : 12,048.48 = 3,867.48 : x
  2. Step 2: Convert to fraction form
    8,035.76/12,048.48 = 3,867.48/x
  3. Step 3: Cross multiply
    8,035.76x = 12,048.48 × 3,867.48
  4. Step 4: Simplify right side
    8,035.76x = 46,597,255.43
  5. Step 5: Solve for x
    x = 46,597,255.43/8,035.76
  6. Step 6: Final answer
    x = 5,798.74

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1.5x scale

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.