Home / 8,423.82-11,625.63-5,066.55

Finding the Fourth Proportional to 8,423.82, 11,625.63 and 5,066.55

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Solution

The fourth proportional to 8,423.82, 11,625.63 and 5,066.55 is: 6,992.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,423.82 : 11,625.63 = 5,066.55 : x
  2. Step 2: Convert to fraction form
    8,423.82/11,625.63 = 5,066.55/x
  3. Step 3: Cross multiply
    8,423.82x = 11,625.63 × 5,066.55
  4. Step 4: Simplify right side
    8,423.82x = 58,901,835.68
  5. Step 5: Solve for x
    x = 58,901,835.68/8,423.82
  6. Step 6: Final answer
    x = 6,992.30

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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.