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Finding the Fourth Proportional to 8,464.62, 11,682.60 and 4,929.93

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Solution

The fourth proportional to 8,464.62, 11,682.60 and 4,929.93 is: 6,804.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464.62 : 11,682.60 = 4,929.93 : x
  2. Step 2: Convert to fraction form
    8,464.62/11,682.60 = 4,929.93/x
  3. Step 3: Cross multiply
    8,464.62x = 11,682.60 × 4,929.93
  4. Step 4: Simplify right side
    8,464.62x = 57,594,400.22
  5. Step 5: Solve for x
    x = 57,594,400.22/8,464.62
  6. Step 6: Final answer
    x = 6,804.13

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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.