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Finding the Fourth Proportional to 8,394.83, 12,594.68 and 3,463.55

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Solution

The fourth proportional to 8,394.83, 12,594.68 and 3,463.55 is: 5,196.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394.83 : 12,594.68 = 3,463.55 : x
  2. Step 2: Convert to fraction form
    8,394.83/12,594.68 = 3,463.55/x
  3. Step 3: Cross multiply
    8,394.83x = 12,594.68 × 3,463.55
  4. Step 4: Simplify right side
    8,394.83x = 43,622,303.91
  5. Step 5: Solve for x
    x = 43,622,303.91/8,394.83
  6. Step 6: Final answer
    x = 5,196.33

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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.