Home / 8,468.55-12,673.26-6,463.80

Finding the Fourth Proportional to 8,468.55, 12,673.26 and 6,463.80

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Solution

The fourth proportional to 8,468.55, 12,673.26 and 6,463.80 is: 9,673.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,468.55 : 12,673.26 = 6,463.80 : x
  2. Step 2: Convert to fraction form
    8,468.55/12,673.26 = 6,463.80/x
  3. Step 3: Cross multiply
    8,468.55x = 12,673.26 × 6,463.80
  4. Step 4: Simplify right side
    8,468.55x = 81,917,417.99
  5. Step 5: Solve for x
    x = 81,917,417.99/8,468.55
  6. Step 6: Final answer
    x = 9,673.13

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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.