Home / 12,464.28-18,691.56-4,668.84

Finding the Fourth Proportional to 12,464.28, 18,691.56 and 4,668.84

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Solution

The fourth proportional to 12,464.28, 18,691.56 and 4,668.84 is: 7,001.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464.28 : 18,691.56 = 4,668.84 : x
  2. Step 2: Convert to fraction form
    12,464.28/18,691.56 = 4,668.84/x
  3. Step 3: Cross multiply
    12,464.28x = 18,691.56 × 4,668.84
  4. Step 4: Simplify right side
    12,464.28x = 87,267,902.99
  5. Step 5: Solve for x
    x = 87,267,902.99/12,464.28
  6. Step 6: Final answer
    x = 7,001.44

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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.