Home / 8,324.04-12,486.06-3,392.58

Finding the Fourth Proportional to 8,324.04, 12,486.06 and 3,392.58

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Solution

The fourth proportional to 8,324.04, 12,486.06 and 3,392.58 is: 5,088.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,324.04 : 12,486.06 = 3,392.58 : x
  2. Step 2: Convert to fraction form
    8,324.04/12,486.06 = 3,392.58/x
  3. Step 3: Cross multiply
    8,324.04x = 12,486.06 × 3,392.58
  4. Step 4: Simplify right side
    8,324.04x = 42,359,957.43
  5. Step 5: Solve for x
    x = 42,359,957.43/8,324.04
  6. Step 6: Final answer
    x = 5,088.87

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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.