Home / 9,479.79-14,221.52-2,906.04

Finding the Fourth Proportional to 9,479.79, 14,221.52 and 2,906.04

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Solution

The fourth proportional to 9,479.79, 14,221.52 and 2,906.04 is: 4,359.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,479.79 : 14,221.52 = 2,906.04 : x
  2. Step 2: Convert to fraction form
    9,479.79/14,221.52 = 2,906.04/x
  3. Step 3: Cross multiply
    9,479.79x = 14,221.52 × 2,906.04
  4. Step 4: Simplify right side
    9,479.79x = 41,328,291.45
  5. Step 5: Solve for x
    x = 41,328,291.45/9,479.79
  6. Step 6: Final answer
    x = 4,359.62

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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.