Home / 9,319.22-13,984.41-3,479.93

Finding the Fourth Proportional to 9,319.22, 13,984.41 and 3,479.93

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Solution

The fourth proportional to 9,319.22, 13,984.41 and 3,479.93 is: 5,221.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,319.22 : 13,984.41 = 3,479.93 : x
  2. Step 2: Convert to fraction form
    9,319.22/13,984.41 = 3,479.93/x
  3. Step 3: Cross multiply
    9,319.22x = 13,984.41 × 3,479.93
  4. Step 4: Simplify right side
    9,319.22x = 48,664,767.89
  5. Step 5: Solve for x
    x = 48,664,767.89/9,319.22
  6. Step 6: Final answer
    x = 5,221.98

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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.