Home / 4,423.76-6,639.74-2,234.02

Finding the Fourth Proportional to 4,423.76, 6,639.74 and 2,234.02

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Solution

The fourth proportional to 4,423.76, 6,639.74 and 2,234.02 is: 3,353.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,423.76 : 6,639.74 = 2,234.02 : x
  2. Step 2: Convert to fraction form
    4,423.76/6,639.74 = 2,234.02/x
  3. Step 3: Cross multiply
    4,423.76x = 6,639.74 × 2,234.02
  4. Step 4: Simplify right side
    4,423.76x = 14,833,300.78
  5. Step 5: Solve for x
    x = 14,833,300.78/4,423.76
  6. Step 6: Final answer
    x = 3,353.10

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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.