Home / 8,193.30-12,289.89-2,349.93

Finding the Fourth Proportional to 8,193.30, 12,289.89 and 2,349.93

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Solution

The fourth proportional to 8,193.30, 12,289.89 and 2,349.93 is: 3,524.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193.30 : 12,289.89 = 2,349.93 : x
  2. Step 2: Convert to fraction form
    8,193.30/12,289.89 = 2,349.93/x
  3. Step 3: Cross multiply
    8,193.30x = 12,289.89 × 2,349.93
  4. Step 4: Simplify right side
    8,193.30x = 28,880,381.21
  5. Step 5: Solve for x
    x = 28,880,381.21/8,193.30
  6. Step 6: Final answer
    x = 3,524.88

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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.