Home / 9,486.60-14,221.07-4,218.84

Finding the Fourth Proportional to 9,486.60, 14,221.07 and 4,218.84

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Solution

The fourth proportional to 9,486.60, 14,221.07 and 4,218.84 is: 6,324.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486.60 : 14,221.07 = 4,218.84 : x
  2. Step 2: Convert to fraction form
    9,486.60/14,221.07 = 4,218.84/x
  3. Step 3: Cross multiply
    9,486.60x = 14,221.07 × 4,218.84
  4. Step 4: Simplify right side
    9,486.60x = 59,996,418.96
  5. Step 5: Solve for x
    x = 59,996,418.96/9,486.60
  6. Step 6: Final answer
    x = 6,324.33

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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.