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Finding the Fourth Proportional to 8,154.04, 11,252.64 and 4,796.86

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Solution

The fourth proportional to 8,154.04, 11,252.64 and 4,796.86 is: 6,619.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154.04 : 11,252.64 = 4,796.86 : x
  2. Step 2: Convert to fraction form
    8,154.04/11,252.64 = 4,796.86/x
  3. Step 3: Cross multiply
    8,154.04x = 11,252.64 × 4,796.86
  4. Step 4: Simplify right side
    8,154.04x = 53,977,338.71
  5. Step 5: Solve for x
    x = 53,977,338.71/8,154.04
  6. Step 6: Final answer
    x = 6,619.70

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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.