Home / 7,614.75-11,423.81-3,235.95

Finding the Fourth Proportional to 7,614.75, 11,423.81 and 3,235.95

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Solution

The fourth proportional to 7,614.75, 11,423.81 and 3,235.95 is: 4,854.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,614.75 : 11,423.81 = 3,235.95 : x
  2. Step 2: Convert to fraction form
    7,614.75/11,423.81 = 3,235.95/x
  3. Step 3: Cross multiply
    7,614.75x = 11,423.81 × 3,235.95
  4. Step 4: Simplify right side
    7,614.75x = 36,966,861.79
  5. Step 5: Solve for x
    x = 36,966,861.79/7,614.75
  6. Step 6: Final answer
    x = 4,854.64

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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.