Home / 8,298.04-12,447.90-3,914.32

Finding the Fourth Proportional to 8,298.04, 12,447.90 and 3,914.32

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Solution

The fourth proportional to 8,298.04, 12,447.90 and 3,914.32 is: 5,871.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298.04 : 12,447.90 = 3,914.32 : x
  2. Step 2: Convert to fraction form
    8,298.04/12,447.90 = 3,914.32/x
  3. Step 3: Cross multiply
    8,298.04x = 12,447.90 × 3,914.32
  4. Step 4: Simplify right side
    8,298.04x = 48,725,063.93
  5. Step 5: Solve for x
    x = 48,725,063.93/8,298.04
  6. Step 6: Final answer
    x = 5,871.88

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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.