Home / 8,228.26-12,369.11-6,602.59

Finding the Fourth Proportional to 8,228.26, 12,369.11 and 6,602.59

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Solution

The fourth proportional to 8,228.26, 12,369.11 and 6,602.59 is: 9,925.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228.26 : 12,369.11 = 6,602.59 : x
  2. Step 2: Convert to fraction form
    8,228.26/12,369.11 = 6,602.59/x
  3. Step 3: Cross multiply
    8,228.26x = 12,369.11 × 6,602.59
  4. Step 4: Simplify right side
    8,228.26x = 81,668,116.66
  5. Step 5: Solve for x
    x = 81,668,116.66/8,228.26
  6. Step 6: Final answer
    x = 9,925.33

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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.